{"id":103976,"date":"2026-05-20T20:59:39","date_gmt":"2026-05-20T13:59:39","guid":{"rendered":"https:\/\/tiki.vn\/blog\/?p=103976"},"modified":"2026-05-20T20:59:39","modified_gmt":"2026-05-20T13:59:39","slug":"cach-tim-uoc-chung-tren-may-tinh","status":"publish","type":"post","link":"https:\/\/tiki.vn\/blog\/cach-tim-uoc-chung-tren-may-tinh\/","title":{"rendered":"C\u00e1ch t\u00ecm \u01b0\u1edbc chung tr\u00ean m\u00e1y t\u00ednh: UCLN v\u00e0 BCNN Casio, Vinacal"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Gi\u1ea3i to\u00e1n r\u00fat g\u1ecdn ph\u00e2n s\u1ed1 hay quy \u0111\u1ed3ng m\u1eabu s\u1ed1 t\u1ed1n nhi\u1ec1u th\u1eddi gian v\u00e0 d\u1ec5 sai s\u00f3t? T\u00ednh n\u0103ng t\u00ecm \u01af\u1edbc chung l\u1edbn nh\u1ea5t (UCLN) v\u00e0 B\u1ed9i chung nh\u1ecf nh\u1ea5t (BCNN) tr\u00ean m\u00e1y t\u00ednh c\u1ea7m tay ch\u00ednh l\u00e0 c\u1ee9u c\u00e1nh gi\u00fap b\u1ea1n x\u1eed l\u00fd c\u00e1c d\u1ea1ng b\u00e0i n\u00e0y nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c tuy\u1ec7t \u0111\u1ed1i. H\u00e3y c\u00f9ng Tiki kh\u00e1m ph\u00e1 c\u00e1ch b\u1ea5m m\u00e1y chi ti\u1ebft qua b\u00e0i vi\u1ebft n\u00e0y.<\/span><\/p>\n<h2><b><i>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh<\/i><\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">T\u00ednh n\u0103ng UCLN (GCD) v\u00e0 BCNN (LCM) tr\u00ean m\u00e1y t\u00ednh gi\u00fap r\u00fat g\u1ecdn ph\u00e2n s\u1ed1 v\u00e0 quy \u0111\u1ed3ng m\u1eabu s\u1ed1 nhanh ch\u00f3ng, ch\u00ednh x\u00e1c.<\/span><\/i><\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng c\u00fa ph\u00e1p ALPHA + [x] \u0111\u1ec3 t\u00ecm UCLN (GCD) v\u00e0 ALPHA + [\u00f7] \u0111\u1ec3 t\u00ecm BCNN (LCM) tr\u00ean c\u00e1c d\u00f2ng m\u00e1y ph\u1ed5 bi\u1ebfn.<\/span><\/i><\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">\u0110\u1ec3 t\u00ecm UCLN\/BCNN cho nhi\u1ec1u s\u1ed1, c\u1ea7n l\u1ed3ng c\u00fa ph\u00e1p theo d\u1ea1ng GCD(a, GCD(b, c)) v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u00f3ng \u0111\u1ee7 d\u1ea5u ngo\u1eb7c.<\/span><\/i><\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><i><span style=\"font-weight: 400;\">C\u00e1c d\u00f2ng m\u00e1y \u0111\u01b0\u1ee3c ph\u00e9p v\u00e0o ph\u00f2ng thi nh\u01b0 Casio fx-580VN X, Vinacal 680EX Plus \u0111\u1ec1u h\u1ed7 tr\u1ee3 hi\u1ec7u qu\u1ea3 t\u00ednh n\u0103ng n\u00e0y.<\/span><\/i><\/li>\n<\/ul>\n<h2><b>1. Gi\u1edbi thi\u1ec7u v\u1ec1 UCLN (GCD) v\u00e0 BCNN (LCM) tr\u00ean m\u00e1y t\u00ednh<\/b><\/h2>\n<h3><b>1.1. UCLN v\u00e0 BCNN l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u01af\u1edbc chung l\u1edbn nh\u1ea5t (UCLN), k\u00fd hi\u1ec7u l\u00e0 <\/span><b>GCD<\/b><span style=\"font-weight: 400;\"> (<\/span><i><span style=\"font-weight: 400;\">Greatest Common Divisor<\/span><\/i><span style=\"font-weight: 400;\">), c\u1ee7a hai hay nhi\u1ec1u s\u1ed1 nguy\u00ean l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng l\u1edbn nh\u1ea5t m\u00e0 t\u1ea5t c\u1ea3 c\u00e1c s\u1ed1 \u0111\u00f3 \u0111\u1ec1u chia h\u1ebft. Ch\u1ee9c n\u0103ng n\u00e0y c\u1ef1c k\u1ef3 h\u1eefu \u00edch trong vi\u1ec7c r\u00fat g\u1ecdn ph\u00e2n s\u1ed1 v\u1ec1 d\u1ea1ng t\u1ed1i gi\u1ea3n m\u1ed9t c\u00e1ch nhanh ch\u00f3ng, gi\u00fap b\u00e0i to\u00e1n tr\u1edf n\u00ean g\u1ecdn g\u00e0ng v\u00e0 d\u1ec5 x\u1eed l\u00fd h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u1ed9i chung nh\u1ecf nh\u1ea5t (BCNN), k\u00fd hi\u1ec7u l\u00e0 <\/span><b>LCM<\/b><span style=\"font-weight: 400;\"> (<\/span><i><span style=\"font-weight: 400;\">Least Common Multiple<\/span><\/i><span style=\"font-weight: 400;\">), c\u1ee7a hai hay nhi\u1ec1u s\u1ed1 nguy\u00ean l\u00e0 s\u1ed1 nguy\u00ean d\u01b0\u01a1ng nh\u1ecf nh\u1ea5t chia h\u1ebft cho t\u1ea5t c\u1ea3 c\u00e1c s\u1ed1 \u0111\u00f3. T\u00ednh n\u0103ng n\u00e0y l\u00e0 c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c khi c\u1ea7n quy \u0111\u1ed3ng m\u1eabu s\u1ed1 c\u00e1c ph\u00e2n s\u1ed1, gi\u00fap vi\u1ec7c c\u1ed9ng tr\u1eeb ph\u00e2n s\u1ed1 kh\u00f4ng c\u00f9ng m\u1eabu s\u1ed1 tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n v\u00e0 ch\u00ednh x\u00e1c h\u01a1n r\u1ea5t nhi\u1ec1u.<\/span><\/p>\n<h3><b>1.2. L\u1ee3i \u00edch khi s\u1eed d\u1ee5ng m\u00e1y t\u00ednh t\u00ecm UCLN v\u00e0 BCNN<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ti\u1ebft ki\u1ec7m th\u1eddi gian:<\/b><span style=\"font-weight: 400;\"> Thay v\u00ec ph\u1ea3i ph\u00e2n t\u00edch c\u00e1c s\u1ed1 ra th\u1eeba s\u1ed1 nguy\u00ean t\u1ed1 m\u1ed9t c\u00e1ch th\u1ee7 c\u00f4ng, <\/span><a href=\"https:\/\/tiki.vn\/may-tinh-khoa-hoc\/c1922\"><span style=\"font-weight: 400;\">m\u00e1y t\u00ednh<\/span><\/a><span style=\"font-weight: 400;\"> cho ra k\u1ebft qu\u1ea3 ch\u1ec9 sau v\u00e0i gi\u00e2y, \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c b\u00e0i thi c\u00f3 gi\u1edbi h\u1ea1n th\u1eddi gian.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0110\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c cao:<\/b><span style=\"font-weight: 400;\"> Vi\u1ec7c t\u00ednh to\u00e1n b\u1eb1ng m\u00e1y gi\u00fap lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n c\u00e1c sai s\u00f3t do nh\u1ea7m l\u1eabn, nh\u1ea5t l\u00e0 khi l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c con s\u1ed1 l\u1edbn v\u00e0 ph\u1ee9c t\u1ea1p.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u0103ng s\u1ef1 t\u1ef1 tin:<\/b><span style=\"font-weight: 400;\"> Khi c\u00f3 k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c t\u1eeb m\u00e1y t\u00ednh, h\u1ecdc sinh v\u00e0 sinh vi\u00ean c\u00f3 th\u1ec3 y\u00ean t\u00e2m h\u01a1n v\u1edbi l\u1eddi gi\u1ea3i c\u1ee7a m\u00ecnh, t\u1eeb \u0111\u00f3 t\u1eadp trung v\u00e0o vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c b\u01b0\u1edbc gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 l\u1edbn h\u01a1n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>H\u1ed7 tr\u1ee3 gi\u1ea3i to\u00e1n hi\u1ec7u qu\u1ea3:<\/b><span style=\"font-weight: 400;\"> C\u00e1c b\u00e0i to\u00e1n li\u00ean quan \u0111\u1ebfn ph\u00e2n s\u1ed1, chia h\u1ebft v\u00e0 c\u00e1c d\u1ea1ng to\u00e1n th\u1ef1c t\u1ebf tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n, gi\u00fap ng\u01b0\u1eddi h\u1ecdc n\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng.<\/span><\/li>\n<\/ul>\n<h2><b>2. H\u01b0\u1edbng d\u1eabn chi ti\u1ebft tr\u00ean m\u00e1y t\u00ednh Casio fx-580VN X<\/b><\/h2>\n<h3><b>2.1. C\u00e1ch t\u00ecm \u01af\u1edbc chung l\u1edbn nh\u1ea5t (UCLN) \u2013 K\u00fd hi\u1ec7u GCD<\/b><\/h3>\n<h4><b>2.1.1. T\u00ecm UCLN c\u1ee7a 2 s\u1ed1 (V\u00ed d\u1ee5: 24 v\u00e0 36)<\/b><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 1:<\/b><span style=\"font-weight: 400;\"> M\u1edf m\u00e1y v\u00e0 b\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">ALPHA<\/span><span style=\"font-weight: 400;\">. B\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">x<\/span><span style=\"font-weight: 400;\"> (ph\u00edm c\u00f3 d\u1ea5u nh\u00e2n) \u0111\u1ec3 g\u1ecdi h\u00e0m <\/span><span style=\"font-weight: 400;\">GCD<\/span><span style=\"font-weight: 400;\">. M\u00e0n h\u00ecnh s\u1ebd hi\u1ec3n th\u1ecb <\/span><span style=\"font-weight: 400;\">GCD(<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 2:<\/b><span style=\"font-weight: 400;\"> Nh\u1eadp s\u1ed1 th\u1ee9 nh\u1ea5t, v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">24<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 3:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m <\/span><span style=\"font-weight: 400;\">SHIFT<\/span><span style=\"font-weight: 400;\"> r\u1ed3i b\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">)<\/span><span style=\"font-weight: 400;\"> (ph\u00edm c\u00f3 d\u1ea5u ph\u1ea9y m\u00e0u v\u00e0ng ph\u00eda tr\u00ean) \u0111\u1ec3 nh\u1eadp d\u1ea5u ph\u1ea9y <\/span><span style=\"font-weight: 400;\">,<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 4:<\/b><span style=\"font-weight: 400;\"> Nh\u1eadp s\u1ed1 th\u1ee9 hai, v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">36<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 5:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">)<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 \u0111\u00f3ng ngo\u1eb7c. To\u00e0n b\u1ed9 c\u00fa ph\u00e1p tr\u00ean m\u00e0n h\u00ecnh s\u1ebd l\u00e0 <\/span><span style=\"font-weight: 400;\">GCD(24,36)<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 6:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 nh\u1eadn k\u1ebft qu\u1ea3. M\u00e0n h\u00ecnh s\u1ebd hi\u1ec3n th\u1ecb <\/span><span style=\"font-weight: 400;\">12<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h4><b>2.1.2. T\u00ecm UCLN c\u1ee7a 3 s\u1ed1 tr\u1edf l\u00ean (V\u00ed d\u1ee5: 24, 36 v\u00e0 48)<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 t\u00ecm UCLN c\u1ee7a ba s\u1ed1, ch\u00fang ta s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c l\u1ed3ng gh\u00e9p <\/span><span style=\"font-weight: 400;\">GCD(a, GCD(b, c))<\/span><span style=\"font-weight: 400;\">. Thao t\u00e1c b\u1ea5m m\u00e1y s\u1ebd l\u00e0 <\/span><span style=\"font-weight: 400;\">ALPHA<\/span> <span style=\"font-weight: 400;\">x<\/span> <span style=\"font-weight: 400;\">24<\/span> <span style=\"font-weight: 400;\">SHIFT<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">ALPHA<\/span> <span style=\"font-weight: 400;\">x<\/span> <span style=\"font-weight: 400;\">36<\/span> <span style=\"font-weight: 400;\">SHIFT<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">48<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\">. K\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c v\u1eabn l\u00e0 <\/span><span style=\"font-weight: 400;\">12<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><b>2.2. C\u00e1ch t\u00ecm B\u1ed9i chung nh\u1ecf nh\u1ea5t (BCNN) \u2013 K\u00fd hi\u1ec7u LCM<\/b><\/h3>\n<h4><b>2.2.1. T\u00ecm BCNN c\u1ee7a 2 s\u1ed1 (V\u00ed d\u1ee5: 8 v\u00e0 12)<\/b><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 1:<\/b><span style=\"font-weight: 400;\"> M\u1edf m\u00e1y v\u00e0 b\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">ALPHA<\/span><span style=\"font-weight: 400;\">. B\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">\u00f7<\/span><span style=\"font-weight: 400;\"> (ph\u00edm c\u00f3 d\u1ea5u chia) \u0111\u1ec3 g\u1ecdi h\u00e0m <\/span><span style=\"font-weight: 400;\">LCM<\/span><span style=\"font-weight: 400;\">. M\u00e0n h\u00ecnh s\u1ebd hi\u1ec3n th\u1ecb <\/span><span style=\"font-weight: 400;\">LCM(<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 2:<\/b><span style=\"font-weight: 400;\"> Nh\u1eadp s\u1ed1 th\u1ee9 nh\u1ea5t, v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">8<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 3:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m <\/span><span style=\"font-weight: 400;\">SHIFT<\/span><span style=\"font-weight: 400;\"> r\u1ed3i b\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">)<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 nh\u1eadp d\u1ea5u ph\u1ea9y <\/span><span style=\"font-weight: 400;\">,<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 4:<\/b><span style=\"font-weight: 400;\"> Nh\u1eadp s\u1ed1 th\u1ee9 hai, v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">12<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 5:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">)<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 \u0111\u00f3ng ngo\u1eb7c. C\u00fa ph\u00e1p ho\u00e0n ch\u1ec9nh tr\u00ean m\u00e0n h\u00ecnh l\u00e0 <\/span><span style=\"font-weight: 400;\">LCM(8,12)<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u01b0\u1edbc 6:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 nh\u1eadn k\u1ebft qu\u1ea3. M\u00e0n h\u00ecnh s\u1ebd hi\u1ec3n th\u1ecb <\/span><span style=\"font-weight: 400;\">24<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h4><b>2.2.2. T\u00ecm BCNN c\u1ee7a 3 s\u1ed1 tr\u1edf l\u00ean (V\u00ed d\u1ee5: 8, 12 v\u00e0 15)<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">T\u01b0\u01a1ng t\u1ef1 nh\u01b0 UCLN, ta d\u00f9ng c\u00f4ng th\u1ee9c l\u1ed3ng nhau <\/span><span style=\"font-weight: 400;\">LCM(a, LCM(b, c))<\/span><span style=\"font-weight: 400;\">. Thao t\u00e1c b\u1ea5m m\u00e1y s\u1ebd l\u00e0 <\/span><span style=\"font-weight: 400;\">ALPHA<\/span> <span style=\"font-weight: 400;\">\u00f7<\/span> <span style=\"font-weight: 400;\">8<\/span> <span style=\"font-weight: 400;\">SHIFT<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">ALPHA<\/span> <span style=\"font-weight: 400;\">\u00f7<\/span> <span style=\"font-weight: 400;\">12<\/span> <span style=\"font-weight: 400;\">SHIFT<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">15<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">)<\/span> <span style=\"font-weight: 400;\">=<\/span><span style=\"font-weight: 400;\">. K\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c l\u00e0 <\/span><span style=\"font-weight: 400;\">120<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><b>3. H\u01b0\u1edbng d\u1eabn tr\u00ean c\u00e1c d\u00f2ng m\u00e1y t\u00ednh ph\u1ed5 bi\u1ebfn kh\u00e1c<\/b><\/h2>\n<h3><b>3.1. Tr\u00ean m\u00e1y t\u00ednh Vinacal 680EX Plus<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">D\u00f2ng m\u00e1y <\/span><b>Vinacal 680EX Plus<\/b><span style=\"font-weight: 400;\"> c\u00f3 giao di\u1ec7n v\u00e0 c\u00e1ch thao t\u00e1c g\u1ea7n nh\u01b0 t\u01b0\u01a1ng \u0111\u1ed3ng ho\u00e0n to\u00e0n v\u1edbi <\/span><b>Casio fx-580VN X<\/b><span style=\"font-weight: 400;\">. B\u1ea1n ch\u1ec9 c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc t\u01b0\u01a1ng t\u1ef1 \u0111\u1ec3 t\u00ecm UCLN v\u00e0 BCNN m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00ecm UCLN:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m <\/span><span style=\"font-weight: 400;\">ALPHA<\/span><span style=\"font-weight: 400;\"> r\u1ed3i b\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">x<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 g\u1ecdi h\u00e0m <\/span><span style=\"font-weight: 400;\">GCD<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00ecm BCNN:<\/b><span style=\"font-weight: 400;\"> B\u1ea5m <\/span><span style=\"font-weight: 400;\">ALPHA<\/span><span style=\"font-weight: 400;\"> r\u1ed3i b\u1ea5m ph\u00edm <\/span><span style=\"font-weight: 400;\">\u00f7<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 g\u1ecdi h\u00e0m <\/span><span style=\"font-weight: 400;\">LCM<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h3><b>3.2. Tr\u00ean m\u00e1y t\u00ednh Casio fx-570VN Plus<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">V\u1edbi d\u00f2ng m\u00e1y c\u0169 h\u01a1n nh\u01b0ng v\u1eabn r\u1ea5t ph\u1ed5 bi\u1ebfn nh\u01b0 <\/span><b>Casio fx-570VN Plus<\/b><span style=\"font-weight: 400;\">, nh\u00e0 s\u1ea3n xu\u1ea5t c\u0169ng \u0111\u00e3 t\u00edch h\u1ee3p t\u00ednh n\u0103ng n\u00e0y. Thao t\u00e1c b\u1ea5m ph\u00edm \u0111\u1ec3 g\u1ecdi h\u00e0m GCD v\u00e0 LCM ho\u00e0n to\u00e0n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 d\u00f2ng fx-580VN X. Tuy nhi\u00ean, t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd c\u1ee7a m\u00e1y c\u00f3 th\u1ec3 ch\u1eadm h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi c\u00e1c d\u00f2ng m\u00e1y \u0111\u1eddi m\u1edbi.<\/span><\/p>\n<h2><b>4. Top m\u00e1y t\u00ednh c\u1ea7m tay c\u00f3 ch\u1ee9c n\u0103ng t\u00ecm UCLN v\u00e0 BCNN<\/b><\/h2>\n<h3><b>4.1. M\u00e1y t\u00ednh Casio FX-580VN X<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 d\u00f2ng m\u00e1y t\u00ednh \u201cqu\u1ed1c d\u00e2n\u201d v\u00e0 r\u1ea5t n\u1ed5i b\u1eadt trong d\u00f2ng m\u00e1y t\u00ednh <\/span><a href=\"https:\/\/tiki.vn\/thuong-hieu\/casio.html\"><span style=\"font-weight: 400;\">Casio<\/span><\/a><span style=\"font-weight: 400;\"> t\u1ea1i Vi\u1ec7t Nam, s\u1edf h\u1eefu 521 t\u00ednh n\u0103ng m\u1ea1nh m\u1ebd. Ngo\u00e0i ch\u1ee9c n\u0103ng t\u00ecm UCLN v\u00e0 BCNN, m\u00e1y c\u00f2n h\u1ed7 tr\u1ee3 gi\u1ea3i ph\u01b0\u01a1ng tr\u00ecnh b\u1eadc 4, b\u1ea5t ph\u01b0\u01a1ng tr\u00ecnh b\u1eadc 4, ma tr\u1eadn 4\u00d74, v\u00e0 b\u1ea3ng t\u00ednh Spreadsheet. T\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd nhanh, m\u00e0n h\u00ecnh \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao v\u00e0 giao di\u1ec7n th\u00e2n thi\u1ec7n gi\u00fap <\/span><a href=\"https:\/\/tiki.vn\/may-tinh-casio-fx580vn-x-p104769768.html\"><span style=\"font-weight: 400;\">Casio FX-580VN X<\/span><\/a><span style=\"font-weight: 400;\"> tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho h\u1ecdc sinh c\u1ea5p 2, c\u1ea5p 3 v\u00e0 sinh vi\u00ean c\u00e1c kh\u1ed1i ng\u00e0nh t\u1ef1 nhi\u00ean, k\u1ef9 thu\u1eadt. \u0110\u1ed9 b\u1ec1n cao v\u00e0 s\u1ef1 ph\u1ed5 bi\u1ebfn c\u0169ng l\u00e0 m\u1ed9t \u0111i\u1ec3m c\u1ed9ng l\u1edbn.<\/span><\/p>\n<h3><b>4.2. M\u00e1y t\u00ednh Vinacal 680EX Plus<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">L\u00e0 \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh tr\u1ef1c ti\u1ebfp c\u1ee7a <\/span><b>Casio FX-580VN X<\/b><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/tiki.vn\/may-tinh-vinacal-680ex-plus-mau-hong-p276031379.html\"><span style=\"font-weight: 400;\">Vinacal 680EX Plus<\/span><\/a><span style=\"font-weight: 400;\"> \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 m\u1ed9t d\u00f2ng m\u00e1y n\u1ed5i b\u1eadt trong th\u01b0\u01a1ng hi\u1ec7u m\u00e1y t\u00ednh c\u1ea7m tay <\/span><a href=\"https:\/\/tiki.vn\/thuong-hieu\/vinacal.html\"><span style=\"font-weight: 400;\">Vinacal<\/span><\/a><span style=\"font-weight: 400;\"> khi c\u00f3 \u0111\u1ebfn 555 t\u00ednh n\u0103ng, nh\u1ec9nh h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi \u0111\u1ed1i th\u1ee7. M\u00e1y c\u00f3 \u0111\u1ee7 ch\u1ee9c n\u0103ng t\u00ecm UCLN, BCNN v\u00e0 c\u00e1c t\u00ednh to\u00e1n cao c\u1ea5p kh\u00e1c. \u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a d\u00f2ng m\u00e1y n\u00e0y l\u00e0 t\u00ednh n\u0103ng t\u00ecm gi\u1edbi h\u1ea1n (LIMIT) v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd nhanh, b\u00e0n ph\u00edm c\u00f3 \u0111\u1ed9 n\u1ea3y t\u1ed1t. \u0110\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho h\u1ecdc sinh, sinh vi\u00ean mu\u1ed1n kh\u00e1m ph\u00e1 th\u00eam nh\u1eefng ti\u1ec7n \u00edch m\u1edbi trong qu\u00e1 tr\u00ecnh h\u1ecdc v\u00e0 nghi\u00ean c\u1ee9u.<\/span><\/p>\n<h3><b>4.3. M\u00e1y t\u00ednh Casio FX-570VN Plus<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">V\u1edbi 453 t\u00ednh n\u0103ng, <\/span><a href=\"https:\/\/tiki.vn\/may-tinh-casio-fx-570vn-plus-new-danh-cho-hoc-sinh-cap-2-3-chuyen-dung-phong-thi-va-thi-dai-hoc-p174038516.html\"><span style=\"font-weight: 400;\">Casio FX-570VN Plus<\/span><\/a><span style=\"font-weight: 400;\"> l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn kinh t\u1ebf nh\u01b0ng v\u1eabn \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 nhu c\u1ea7u h\u1ecdc t\u1eadp c\u01a1 b\u1ea3n. M\u00e1y v\u1eabn h\u1ed7 tr\u1ee3 t\u00ecm UCLN v\u00e0 BCNN m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, n\u1ed5i b\u1eadt v\u1edbi \u0111\u1ed9 b\u1ec1n cao \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng qua nhi\u1ec1u th\u1ebf h\u1ec7 h\u1ecdc sinh v\u00e0 m\u1ee9c gi\u00e1 ph\u1ea3i ch\u0103ng. M\u1eb7c d\u00f9 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd kh\u00f4ng b\u1eb1ng c\u00e1c d\u00f2ng m\u00e1y m\u1edbi, \u0111\u00e2y v\u1eabn l\u00e0 s\u1ea3n ph\u1ea9m l\u00fd t\u01b0\u1edfng cho h\u1ecdc sinh c\u1ea5p 2 ho\u1eb7c nh\u1eefng ai kh\u00f4ng y\u00eau c\u1ea7u c\u00e1c t\u00ednh n\u0103ng qu\u00e1 ph\u1ee9c t\u1ea1p nh\u01b0ng c\u1ea7n s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 tin c\u1eady.<\/span><\/p>\n<h3><b>4.4. M\u00e1y t\u00ednh Sharp EL-W535SA-BK<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u01b0\u01a1ng hi\u1ec7u <\/span><b>Sharp<\/b><span style=\"font-weight: 400;\"> c\u0169ng mang \u0111\u1ebfn m\u1ed9t l\u1ef1a ch\u1ecdn ch\u1ea5t l\u01b0\u1ee3ng v\u1edbi model <\/span><b>EL-W535SA-BK<\/b><span style=\"font-weight: 400;\">. M\u00e1y c\u00f3 422 ch\u1ee9c n\u0103ng, bao g\u1ed3m c\u1ea3 t\u00ecm UCLN, BCNN v\u00e0 c\u00e1c ph\u00e9p t\u00ednh th\u1ed1ng k\u00ea. M\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb r\u00f5 n\u00e9t nh\u01b0 s\u00e1ch gi\u00e1o khoa (WriteView) gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng theo d\u00f5i c\u00e1c ph\u00e9p t\u00ednh ph\u1ee9c t\u1ea1p. \u0110\u1ed9 b\u1ec1n chu\u1ea9n Nh\u1eadt B\u1ea3n v\u00e0 thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn l\u00e0 nh\u1eefng \u0111i\u1ec3m c\u1ed9ng l\u1edbn, ph\u00f9 h\u1ee3p cho h\u1ecdc sinh c\u00e1c c\u1ea5p y\u00eau th\u00edch s\u1ef1 b\u1ec1n b\u1ec9 v\u00e0 \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng l\u00e2u d\u00e0i.<\/span><\/p>\n<h2><b>5. L\u01b0u \u00fd quan tr\u1ecdng khi s\u1eed d\u1ee5ng t\u00ednh n\u0103ng<\/b><\/h2>\n<h3><b>5.1. L\u1ed7i c\u00fa ph\u00e1p \u201cSyntax Error\u201d<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Khi m\u00e0n h\u00ecnh b\u00e1o l\u1ed7i \u201cSyntax Error\u201d, nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 do b\u1ea1n \u0111\u00e3 nh\u1eadp sai c\u00fa ph\u00e1p. H\u00e3y ki\u1ec3m tra k\u1ef9 xem b\u1ea1n \u0111\u00e3 d\u00f9ng \u0111\u00fang d\u1ea5u ph\u1ea9y (nh\u1eadp b\u1eb1ng <\/span><span style=\"font-weight: 400;\">SHIFT<\/span><span style=\"font-weight: 400;\"> + <\/span><span style=\"font-weight: 400;\">)<\/span><span style=\"font-weight: 400;\">) \u0111\u1ec3 ng\u0103n c\u00e1ch c\u00e1c s\u1ed1 hay ch\u01b0a, v\u00e0 \u0111\u00e3 \u0111\u00f3ng \u0111\u1ee7 c\u00e1c d\u1ea5u ngo\u1eb7c hay ch\u01b0a, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi t\u00ecm UCLN\/BCNN c\u1ee7a ba s\u1ed1 tr\u1edf l\u00ean.<\/span><\/p>\n<h3><b>5.2. M\u00e1y t\u00ednh kh\u00f4ng h\u1ed7 tr\u1ee3 t\u00ednh n\u0103ng<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ed9t s\u1ed1 d\u00f2ng m\u00e1y t\u00ednh \u0111\u1eddi c\u0169 h\u01a1n ho\u1eb7c c\u00e1c d\u00f2ng m\u00e1y kh\u00f4ng ch\u00ednh th\u1ed1ng c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n ch\u1ee9c n\u0103ng GCD v\u00e0 LCM. N\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng m\u1ed9t model nh\u01b0 v\u1eady v\u00e0 c\u1ea3m th\u1ea5y b\u1ea5t ti\u1ec7n trong vi\u1ec7c gi\u1ea3i to\u00e1n, \u0111\u00e2y l\u00e0 l\u00fac n\u00ean c\u00e2n nh\u1eafc n\u00e2ng c\u1ea5p l\u00ean m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh m\u1edbi h\u01a1n nh\u01b0 <\/span><b>Casio fx-580VN X<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7 tr\u1ee3 t\u1ed1t nh\u1ea5t cho vi\u1ec7c h\u1ecdc.<\/span><\/p>\n<h2><b>6. Mua m\u00e1y t\u00ednh c\u1ea7m tay ch\u00ednh h\u00e3ng, y\u00ean t\u00e2m cho thi c\u1eed t\u1ea1i Tiki<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Vi\u1ec7c mua nh\u1ea7m m\u00e1y t\u00ednh gi\u1ea3 kh\u00f4ng ch\u1ec9 g\u00e2y thi\u1ec7t h\u1ea1i v\u1ec1 kinh t\u1ebf m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn k\u1ebft qu\u1ea3 h\u1ecdc t\u1eadp v\u00e0 thi c\u1eed do c\u00e1c sai s\u1ed1 trong t\u00ednh to\u00e1n. Tiki l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 b\u1ea1n s\u1edf h\u1eefu m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh c\u1ea7m tay ch\u1ea5t l\u01b0\u1ee3ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tiki l\u00e0 \u0111\u1ecba ch\u1ec9 h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 mua m\u00e1y t\u00ednh tr\u1ef1c tuy\u1ebfn, n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 s\u1edf h\u1eefu nh\u1eefng cu\u1ed1n s\u00e1ch ch\u1ea5t l\u01b0\u1ee3ng cao v\u1edbi gi\u00e1 t\u1ed1t nh\u1ea5t. Ch\u00fang t\u00f4i t\u1ef1 h\u00e0o mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m mua s\u1eafm an t\u00e2m tuy\u1ec7t \u0111\u1ed1i v\u1edbi cam k\u1ebft:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">100% H\u00e0ng ch\u00ednh h\u00e3ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tiki x\u00e1c th\u1ef1c ngu\u1ed3n g\u1ed1c 100% s\u1ea3n ph\u1ea9m.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c m\u1edf h\u1ed9p ki\u1ec3m tra khi nh\u1eadn h\u00e0ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cam k\u1ebft ho\u00e0n ti\u1ec1n 200% cho h\u00e0ng gi\u1ea3.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ed5i tr\u1ea3 d\u1ec5 d\u00e0ng &amp; ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Tham kh\u1ea3o th\u00eam nh\u1eefng quy\u1ec3n s\u00e1ch hay t\u1ea1i nh\u00e0 s\u00e1ch <\/span><a href=\"https:\/\/tiki.vn\/nha-sach-tiki\/c8322\"><span style=\"font-weight: 400;\">Tiki<\/span><\/a><span style=\"font-weight: 400;\"> nh\u00e9!<\/span><\/p>\n<h2><b>7. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/b><\/h2>\n<h3><b>7.1. GCD v\u00e0 LCM tr\u00ean m\u00e1y t\u00ednh l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a t\u1eeb g\u00ec?<\/b><\/h3>\n<p><b>GCD<\/b><span style=\"font-weight: 400;\"> l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a c\u1ee5m t\u1eeb ti\u1ebfng Anh \u201cGreatest Common Divisor\u201d, c\u00f3 ngh\u0129a l\u00e0 \u01af\u1edbc chung l\u1edbn nh\u1ea5t. Trong khi \u0111\u00f3, <\/span><b>LCM<\/b><span style=\"font-weight: 400;\"> l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a \u201cLeast Common Multiple\u201d, ngh\u0129a l\u00e0 B\u1ed9i chung nh\u1ecf nh\u1ea5t.<\/span><\/p>\n<h3><b>7.2. M\u00e1y t\u00ednh Casio fx-580VN X c\u00f3 \u0111\u01b0\u1ee3c mang v\u00e0o ph\u00f2ng thi kh\u00f4ng?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00f3. Theo quy \u0111\u1ecbnh hi\u1ec7n h\u00e0nh c\u1ee7a B\u1ed9 Gi\u00e1o d\u1ee5c v\u00e0 \u0110\u00e0o t\u1ea1o, m\u00e1y t\u00ednh <\/span><b>Casio fx-580VN X<\/b><span style=\"font-weight: 400;\"> n\u1eb1m trong danh s\u00e1ch c\u00e1c m\u00e1y t\u00ednh c\u1ea7m tay \u0111\u01b0\u1ee3c ph\u00e9p mang v\u00e0o ph\u00f2ng thi c\u1ee7a k\u1ef3 thi THPT Qu\u1ed1c gia v\u00e0 c\u00e1c k\u1ef3 thi kh\u00e1c do kh\u00f4ng c\u00f3 ch\u1ee9c n\u0103ng so\u1ea1n th\u1ea3o v\u0103n b\u1ea3n v\u00e0 kh\u00f4ng c\u00f3 th\u1ebb nh\u1edb \u0111\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin.<\/span><\/p>\n<h3><b>7.3. T\u1ea1i sao m\u00e1y t\u00ednh b\u00e1o l\u1ed7i khi t\u00ecm UCLN c\u1ee7a 3 s\u1ed1?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p l\u00e0 do b\u1ea1n nh\u1eadp sai c\u00fa ph\u00e1p l\u1ed3ng nhau. H\u00e3y ch\u1eafc ch\u1eafn r\u1eb1ng b\u1ea1n \u0111\u00e3 \u0111\u00f3ng \u0111\u1ee7 t\u1ea5t c\u1ea3 c\u00e1c d\u1ea5u ngo\u1eb7c theo \u0111\u00fang c\u1ea5u tr\u00fac <\/span><span style=\"font-weight: 400;\">GCD(s\u1ed1 A, GCD(s\u1ed1 B, s\u1ed1 C))<\/span><span style=\"font-weight: 400;\">. H\u00e3y ki\u1ec3m tra l\u1ea1i t\u1eebng b\u01b0\u1edbc b\u1ea5m m\u00e1y nh\u01b0 \u0111\u00e3 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft \u1edf tr\u00ean \u0111\u1ec3 kh\u1eafc ph\u1ee5c l\u1ed7i n\u00e0y m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">        <div class=\"tiki-product-slider\">\n            <div class='tiki-product-slider-title'>Mua ngay s\u00e1ch v\u1ec1 M\u00e1y t\u00ednh casio gi\u00e1 t\u1ed1t t\u1ea1i Tiki:<\/div>\n            <div class=\"embla\">\n                <div class=\"embla__viewport\">\n                    <div class=\"embla__container\">            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-de-ban-casio-dc-12m-p13379271.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/36\/fc\/c3\/c572f99670cff141ed6240f53bd01e00.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC-12M\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC-12M\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC-12M<\/h4>\n                    <div class=\"product-info-price\">\n                        330.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">440.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-de-ban-casio-mc-12m-p13379331.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/41\/b0\/02\/a16cfdceb242f3dc7174d70cddc245b5.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio MC-12M\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio MC-12M\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio MC-12M<\/h4>\n                    <div class=\"product-info-price\">\n                        279.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">350.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-20%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-dx120b-p23028881.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/b6\/ee\/34\/24bacfbb781568f877c8035f15bbece1.jpg\" alt=\"M\u00e1y t\u00ednh CASIO DX120B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO DX120B\">M\u00e1y t\u00ednh CASIO DX120B<\/h4>\n                    <div class=\"product-info-price\">\n                        359.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">480.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-mx120b-p23028871.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/8c\/42\/de\/55b9fb922f4cd7ec6d2107b3cc508153.jpg\" alt=\"M\u00e1y t\u00ednh CASIO MX120B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/12\/e2\/4a\/c5226426ee9429b0050449ae5403c9cf.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO MX120B\">M\u00e1y t\u00ednh CASIO MX120B<\/h4>\n                    <div class=\"product-info-price\">\n                        227.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">310.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-27%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-dm-1200fm-p53806304.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/42\/16\/b0\/6fe783c354484a4e2cb6fe788ef0f228.jpg\" alt=\"M\u00e1y T\u00ednh Casio DM - 1200FM\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/21\/c9\/ce\/ecf520f4346274799396496b3cbbf7d8.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio DM - 1200FM\">M\u00e1y T\u00ednh Casio DM - 1200FM<\/h4>\n                    <div class=\"product-info-price\">\n                        615.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-lc403tv-p278489393.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/07\/19\/69\/05ad0275e2781cb033bdf64489b0f6a0.jpg\" alt=\"M\u00e1y T\u00ednh CASIO LC403TV\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/c2\/bc\/6d\/ff18cc8968e2bbb43f7ac58efbfafdff.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO LC403TV\">M\u00e1y T\u00ednh CASIO LC403TV<\/h4>\n                    <div class=\"product-info-price\">\n                        133.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">180.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-26%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-mx12b-p278489385.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/e3\/c9\/17\/8190400f4d418c6e3ca3097e47698cf2.jpg\" alt=\"M\u00e1y T\u00ednh CASIO MX12B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/c2\/bc\/6d\/ff18cc8968e2bbb43f7ac58efbfafdff.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO MX12B\">M\u00e1y T\u00ednh CASIO MX12B<\/h4>\n                    <div class=\"product-info-price\">\n                        181.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">220.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-18%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-mj120dplus-p278489382.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/ac\/cb\/3b\/8c50ec1dcafda734ab78c61a9644d22f.png\" alt=\"M\u00e1y T\u00ednh CASIO MJ120DPLUS\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/c2\/bc\/6d\/ff18cc8968e2bbb43f7ac58efbfafdff.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO MJ120DPLUS\">M\u00e1y T\u00ednh CASIO MJ120DPLUS<\/h4>\n                    <div class=\"product-info-price\">\n                        293.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">380.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-23%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-js40b-p278489381.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/ca\/d9\/4b\/c57d03b4b5fa118872e6d87d01fba823.png\" alt=\"M\u00e1y T\u00ednh CASIO JS40B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/c2\/bc\/6d\/ff18cc8968e2bbb43f7ac58efbfafdff.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO JS40B\">M\u00e1y T\u00ednh CASIO JS40B<\/h4>\n                    <div class=\"product-info-price\">\n                        907.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">1.210.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-ax120b-p278490726.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/8a\/66\/a4\/1b11d8ac338968c7c9377e6cc341e7e4.jpg\" alt=\"M\u00e1y T\u00ednh CASIO AX120B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/c2\/bc\/6d\/ff18cc8968e2bbb43f7ac58efbfafdff.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO AX120B\">M\u00e1y T\u00ednh CASIO AX120B<\/h4>\n                    <div class=\"product-info-price\">\n                        336.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">450.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/ts\/tka\/a8\/31\/b6\/802e2c99dcce64c67aa2648edb15dd25.png\" alt=\"\" \/>\n                <span>Giao si\u00eau t\u1ed1c 2h<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-hl122tv-p23028879.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/3c\/a0\/0d\/4cfdfe3bdf23d41492054a550af17ab0.jpg\" alt=\"M\u00e1y t\u00ednh CASIO HL122TV\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO HL122TV\">M\u00e1y t\u00ednh CASIO HL122TV<\/h4>\n                    <div class=\"product-info-price\">\n                        370.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-js20b-p23028887.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/87\/6c\/04\/c7b25a59e11d7b583f502e191f499a73.jpg\" alt=\"M\u00e1y t\u00ednh CASIO JS20B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO JS20B\">M\u00e1y t\u00ednh CASIO JS20B<\/h4>\n                    <div class=\"product-info-price\">\n                        945.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-j-120b-p566316.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/media\/catalog\/product\/2\/2\/2269806847037-001.u4083.d20161229.t154611.135973.jpg\" alt=\"M\u00e1y T\u00ednh Casio J-120B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio J-120B\">M\u00e1y T\u00ednh Casio J-120B<\/h4>\n                    <div class=\"product-info-price\">\n                        386.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-gx-120b-p541179.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/media\/catalog\/product\/7\/7\/7700159716144-002.u2683.d20160912.t135638.425746.jpg\" alt=\"M\u00e1y T\u00ednh Casio GX-120B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio GX-120B\">M\u00e1y T\u00ednh Casio GX-120B<\/h4>\n                    <div class=\"product-info-price\">\n                        495.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-wm220ms-bu-p23028873.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/04\/3a\/1f\/b532615317770cc24062cd770bdce120.png\" alt=\"M\u00e1y t\u00ednh CASIO WM220MS-BU\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO WM220MS-BU\">M\u00e1y t\u00ednh CASIO WM220MS-BU<\/h4>\n                    <div class=\"product-info-price\">\n                        525.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-df-120fm-pk-p71967767.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/6c\/eb\/36\/703466ea45db909f0f7cfb9a81b330de.jpg\" alt=\"M\u00e1y T\u00ednh CASIO DF-120FM-PK\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh CASIO DF-120FM-PK\">M\u00e1y T\u00ednh CASIO DF-120FM-PK<\/h4>\n                    <div class=\"product-info-price\">\n                        505.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-fx500ms-p102609307.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/c4\/82\/dc\/57ca3a39a8405a50afc612804cc968f2.png\" alt=\"M\u00e1y T\u00ednh Casio Fx500MS\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio Fx500MS\">M\u00e1y T\u00ednh Casio Fx500MS<\/h4>\n                    <div class=\"product-info-price\">\n                        404.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-dc-12m-pl-p36711111.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/80\/98\/68\/d78fb8d757ca71500675f1d4d6a456fc.jpg\" alt=\"M\u00e1y t\u00ednh CASIO DC-12M (PL)\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh CASIO DC-12M (PL)\">M\u00e1y t\u00ednh CASIO DC-12M (PL)<\/h4>\n                    <div class=\"product-info-price\">\n                        461.700 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">476.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-3%<\/span>\n            <\/div>\n                    \n                    \n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-jw200sc-bk-p50361812.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/3e\/3d\/65\/8339d863d855f389eacfb771df419ac6.jpg\" alt=\"M\u00e1y T\u00ednh Casio JW200SC-BK\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio JW200SC-BK\">M\u00e1y T\u00ednh Casio JW200SC-BK<\/h4>\n                    <div class=\"product-info-price\">\n                        819.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>H\u1ebft h\u00e0ng<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-de-ban-casio-dc-mc-12m-best-choice-for-yourshop-p91773862.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/37\/ef\/d5\/626c5785d8143cc5ae929a99bdeb7acb.jpg\" alt=\" M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC\/MC-12M Best Choice for YourShop\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\" M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC\/MC-12M Best Choice for YourShop\"> M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio DC\/MC-12M Best Choice for YourShop<\/h4>\n                    <div class=\"product-info-price\">\n                        290.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-de-ban-casio-wd-320mt-p13379390.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/f3\/02\/b3\/6a3e1b7d4cf6daca69942317ec1a1a32.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio WD-320MT\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio WD-320MT\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio WD-320MT<\/h4>\n                    <div class=\"product-info-price\">\n                        780.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-de-ban-casio-gx-12b-p13379282.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/f1\/6a\/dd\/a4529bc3172f8da73d3b6cde42e3acb7.jpg\" alt=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio GX-12B\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/c2\/bc\/6d\/ff18cc8968e2bbb43f7ac58efbfafdff.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio GX-12B\">M\u00e1y T\u00ednh \u0110\u1ec3 B\u00e0n Casio GX-12B<\/h4>\n                    <div class=\"product-info-price\">\n                        421.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                                <div class=\"product-info-original-price\">\n                <span><span class=\"product-info-original-price-text\">560.000<\/span> <sup>\u20ab<\/sup><\/span>\n                <span class=\"product-info-original-price-rate\">-25%<\/span>\n            <\/div>\n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-dx-120b-w-dc-p23405315.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/cf\/b2\/b6\/2b75670ac996d7e5591f79981ba3c4b3.jpg\" alt=\"M\u00e1y t\u00ednh Casio DX-120B-W-DC\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y t\u00ednh Casio DX-120B-W-DC\">M\u00e1y t\u00ednh Casio DX-120B-W-DC<\/h4>\n                    <div class=\"product-info-price\">\n                        389.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao ch\u1ee7 nh\u1eadt, 24\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a>            <a class=\"embla__slide\" href=\"https:\/\/tiki.vn\/may-tinh-casio-ms-10f-p100285956.html?utm_source=blog&utm_medium=carousel&utm_campaign=blog_article\">\n                <div class=\"product-image-container\">\n                    <img decoding=\"async\" src=\"https:\/\/salt.tikicdn.com\/cache\/280x280\/ts\/product\/3e\/1d\/6a\/ff097b352d71a30d4402684163280992.jpg\" alt=\"M\u00e1y T\u00ednh Casio MS - 10F\" class=\"img-thumb\" \/>\n                    <img class='product-overlay-image' src='https:\/\/salt.tikicdn.com\/ts\/upload\/f7\/9e\/83\/ab28365ea395893fe5abac88b5103444.png' alt='overlay badge' \/>\n                <\/div>\n                \n                <div class=\"product-info\">\n                    <h4 class=\"product-info-name\"title=\"M\u00e1y T\u00ednh Casio MS - 10F\">M\u00e1y T\u00ednh Casio MS - 10F<\/h4>\n                    <div class=\"product-info-price\">\n                        342.000 <sup>\u20ab<\/sup>\n                    <\/div>\n                    \n                    \n                                <div class=\"product-info-delivery\">\n                <img decoding=\"async\" src=\"\" alt=\"\" \/>\n                <span>Giao th\u1ee9 7, 23\/05<\/span>\n            <\/div>\n                    <button class=\"td_btn td_btn_sm td_outlined_btn product-view-button\">Xem ngay<\/button>\n                <\/div>\n            <\/a><\/div>\n                <\/div>\n                        <button class=\"embla__control embla__prev\"><iconify-icon icon=\"tabler:chevron-left\"><\/iconify-icon><\/button>\n        <button class=\"embla__control embla__next\"><iconify-icon icon=\"tabler:chevron-right\"><\/iconify-icon><\/button>\n            <\/div>\n        <\/div><\/span><\/p>\n<p><b>Xem th\u00eam<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/tiki.vn\/blog\/cach-gan-gia-tri-tren-may-tinh-casio\/\"><span style=\"font-weight: 400;\">C\u00e1ch g\u00e1n gi\u00e1 tr\u1ecb tr\u00ean m\u00e1y t\u00ednh Casio: H\u01b0\u1edbng d\u1eabn t\u1eeb A \u0111\u1ebfn Z<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/tiki.vn\/blog\/bam-tri-tuyet-doi-may-tinh-casio-580\/\"><span style=\"font-weight: 400;\">B\u1ea5m tr\u1ecb tuy\u1ec7t \u0111\u1ed1i tr\u00ean m\u00e1y t\u00ednh Casio 580: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft nh\u1ea5t<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/tiki.vn\/blog\/nut-phan-tram-tren-may-tinh-casio\/\"><span style=\"font-weight: 400;\">N\u00fat ph\u1ea7n tr\u0103m m\u00e1y t\u00ednh Casio: C\u00e1ch b\u1ea5m, m\u1eb9o v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/span><\/a><\/li>\n<\/ul>\n<p><i><span style=\"font-weight: 400;\">Vi\u1ec7c th\u00e0nh th\u1ea1o t\u00ednh n\u0103ng t\u00ecm UCLN v\u00e0 BCNN tr\u00ean m\u00e1y t\u00ednh c\u1ea7m tay s\u1ebd gi\u00fap b\u1ea1n gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i to\u00e1n s\u1ed1 h\u1ecdc m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c cao. H\u00e3y ch\u1ecdn cho m\u00ecnh m\u1ed9t \u201ctr\u1ee3 th\u1ee7\u201d \u0111\u1eafc l\u1ef1c \u0111\u1ec3 vi\u1ec7c h\u1ecdc tr\u1edf n\u00ean d\u1ec5 d\u00e0ng v\u00e0 th\u00fa v\u1ecb h\u01a1n. \u0110\u1eb7c bi\u1ec7t, h\u00e3y gh\u00e9 ngay website Tiki \u0111\u1ec3 ch\u1ecdn mua \u0111\u01b0\u1ee3c d\u00f2ng m\u00e1y t\u00ednh c\u1ea7m tay ch\u00ednh h\u00e3ng v\u1edbi m\u1ee9c gi\u00e1 t\u1ed1t, b\u1ea3o h\u00e0nh r\u00f5 r\u00e0ng, \u0111\u1ea3m b\u1ea3o giao nhanh.<\/span><\/i><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1ea3i to\u00e1n r\u00fat g\u1ecdn ph\u00e2n s\u1ed1 hay quy \u0111\u1ed3ng m\u1eabu s\u1ed1 t\u1ed1n nhi\u1ec1u th\u1eddi gian v\u00e0 d\u1ec5 sai s\u00f3t? T\u00ednh n\u0103ng t\u00ecm \u01af\u1edbc chung l\u1edbn nh\u1ea5t (UCLN) v\u00e0 B\u1ed9i chung nh\u1ecf nh\u1ea5t (BCNN) tr\u00ean m\u00e1y t\u00ednh c\u1ea7m tay ch\u00ednh l\u00e0 c\u1ee9u c\u00e1nh gi\u00fap b\u1ea1n x\u1eed l\u00fd c\u00e1c d\u1ea1ng b\u00e0i n\u00e0y nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":103977,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,4],"tags":[],"class_list":{"0":"post-103976","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-review-sach","8":"category-review-san-pham"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v19.7 (Yoast SEO v20.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00e1ch t\u00ecm \u01b0\u1edbc chung tr\u00ean m\u00e1y t\u00ednh: UCLN v\u00e0 BCNN Casio, Vinacal<\/title>\n<meta name=\"description\" content=\"H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u00ecm \u01b0\u1edbc chung l\u1edbn nh\u1ea5t (UCLN) v\u00e0 b\u1ed9i chung nh\u1ecf nh\u1ea5t (BCNN) tr\u00ean m\u00e1y t\u00ednh Casio, Vinacal chi ti\u1ebft t\u1eebng b\u01b0\u1edbc. 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