C\u00e1ch \u0111\u00e1nh theo b\u00f3ng c\u1ee7a t\u1ed5ng \u0111\u1ec1<\/em><\/strong><\/h3>\n\n\n\n\u0110\u00e2y l\u00e0 c\u00e1ch \u0111\u00e1nh \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng t\u1eeb l\u00e2u. Quy t\u1eafc c\u1ee7a n\u00f3 l\u00e0 b\u1eaft theo b\u00f3ng d\u01b0\u01a1ng ho\u1eb7c \u00e2m c\u1ee7a t\u1ed5ng \u0111\u1ec1. C\u00e1c b\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3u v\u1ec1 b\u00f3ng d\u01b0\u01a1ng \u00e2m nh\u01b0 sau:<\/p>\n\n\n\n
Trong ng\u0169 h\u00e0nh chia c\u00e1c m\u1ec7nh t\u01b0\u01a1ng \u1ee9ng v\u1edbi m\u1ed9t con s\u1ed1. Th\u1ee7y t\u01b0\u01a1ng \u1ee9ng v\u1edbi 1, kim l\u00e0 2, h\u1ecfa l\u00e0 3 th\u1ed5 l\u00e0 4 v\u00e0 m\u1ed9c l\u00e0 5. Theo \u0111\u00f3, b\u00f3ng d\u01b0\u01a1ng c\u0169ng \u0111\u01b0\u1ee3c chia l\u00e0: s\u1ed1 1 c\u00f3 b\u00f3ng l\u00e0 6, 2 l\u00e0 7, 3 l\u00e0 8, 4 l\u00e0 9 v\u00e0 5 l\u00e0 0. <\/p>\n\n\n\n
B\u00ean c\u1ea1nh \u0111\u00f3 b\u00f3ng \u00e2m s\u1ebd c\u00f3: s\u1ed1 1 t\u01b0\u01a1ng \u1ee9ng v\u1edbi b\u00f3ng l\u00e0 s\u1ed1 4, 2 l\u00e0 9, 3 l\u00e0 6, 5 l\u00e0 8 v\u00e0 0 l\u00e0 7. Quy lu\u1eadt n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng t\u1eeb x\u01b0a \u0111\u1ebfn nay v\u00e0 mang \u0111\u1ebfn nhi\u1ec1u may m\u1eafn cho ng\u01b0\u1eddi ch\u01a1i <\/p>\n\n\n\n
Khi c\u00f3 \u0111\u01b0\u1ee3c b\u00f3ng \u00e2m, d\u01b0\u01a1ng th\u00ec ti\u1ebfn h\u00e0nh gh\u00e9p th\u00e0nh c\u00e1c c\u1eb7p s\u1ed1. N\u1ebfu b\u1ea1n ch\u1ecdn \u0111\u00e1nh b\u1ea1ch th\u1ee7 l\u00f4 l\u00e0 28 th\u00ec c\u00f3 t\u1ed5ng l\u00e0 10 ngh\u0129a l\u00e0 0. Theo b\u00f3ng d\u01b0\u01a1ng th\u00ec 0 l\u00e0 b\u00f3ng c\u1ee7a 5 c\u00e1c b\u1ea1n \u0111\u00e1nh ba c\u00e0ng b\u1ed9 s\u1ed1 528 ho\u1eb7c 285. C\u00f2n theo b\u00f3ng \u00e2m th\u00ec 0 l\u00e0 b\u00f3ng c\u1ee7a 7, v\u1eady b\u1ed9 s\u1ed1 n\u00ean \u0111\u00e1nh l\u00e0 728 ho\u1eb7c 287. <\/p>\n\n\n\n
B\u00ean c\u1ea1nh \u0111\u00f3 c\u00e1c b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 gh\u00e9p k\u1ebft qu\u1ea3 c\u1ee7a gi\u1ea3i th\u1ee9 7 v\u1edbi m\u1ed9t trong c\u00e1c gi\u1ea3i \u0111\u1eb7c bi\u1ec7t kh\u00e1c. V\u00ed d\u1ee5 n\u1ebfu gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 d\u00e3y s\u1ed1 57321. Trong \u0111\u00f3 gi\u1ea3i 7 l\u00e0 20, 09, 12, 35 th\u00ec ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 ch\u1ecdn b\u1ea5t k\u1ef3 con n\u00e0o c\u00f9ng v\u1edbi s\u1ed1 trong gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. <\/p>\n\n\n\n