D\u00e0n \u0111\u1ec1 l\u00e0 g\u00ec?<\/strong> Trong ng\u00e0nh l\u00f4 \u0111\u1ec1 th\u00ec d\u00e0n \u0111\u1ec1 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 d\u00e0n l\u00f4 hay l\u00f4 d\u00e0n.<\/p>\n D\u00e0n c\u00f3 ngh\u0129a l\u00e0 1 b\u1ed9, 1 d\u00e0n. D\u00e0n \u0111\u1ec1 c\u00f3 ngh\u0129a l\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 \u0111\u1ec1, th\u00f4ng th\u01b0\u1eddng l\u00e0 h\u01a1n 10 c\u1eb7p s\u1ed1.<\/p>\n D\u00e2n ch\u01a1i l\u00f4 \u0111\u1ec1 th\u01b0\u1eddng ch\u1ecdn ch\u01a1i theo d\u00e0n v\u00ec t\u1ec9 l\u1ec7 tr\u00fang \u0111\u1ec1 cao h\u01a1n ch\u01a1i theo l\u00f4 b\u1ea1ch th\u1ee7.<\/p>\n D\u00e0n \u0111\u1ec1 r\u1ea5t \u0111a d\u1ea1ng, t\u00f9y theo v\u00f9ng mi\u1ec1n s\u1ebd c\u00f3 t\u00ean g\u1ecdi kh\u00e1c nhau.<\/p>\n B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u cho anh em c\u00e1c lo\u1ea1i d\u00e0n \u0111\u1ec1 th\u00f4ng d\u1ee5ng nh\u1ea5t, d\u1ec3 hi\u1ec3u nh\u1ea5t.<\/p>\n <\/p>\n <\/p>\n L\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 \u0111\u00edt l\u00e0 s\u1ed1 ch\u1eb5n, lo\u1ea1i b\u1ecf \u0111i c\u00e1c s\u1ed1 k\u00e9p (00, 11, 44\u2026) 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 00, 10, 20, 30, 40, 50, 60, 70, 80, 90<\/p>\n V\u00ed d\u1ee5: sau 1 tu\u1ea7n theo d\u00f5i, b\u1ea1n ghi l\u1ea1i s\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t t\u1eeb th\u1ee9 2 \u0111\u1ebfn th\u1ee9 7 gh\u00e9p l\u1ea1i ra s\u1ed1 346172<\/em><\/p>\n Ta \u0111\u01b0\u1ee3c d\u00e0n \u0111\u1ec1 nh\u01b0 sau: 43, 63, 13, 73, 23, 64, 14, 74, 24, 16, 76, 26, 71, 21, 27. <\/em><\/p>\n B\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng t\u01b0\u01a1ng t\u1ef1 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cho c\u00e1c con s\u1ed1 th\u1ee9 2, 3, 4, 5 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t t\u1eeb th\u1ee9 2 \u0111\u1ebfn th\u1ee9 7 \u0111\u1ec3 t\u1ea1o th\u00eam d\u00e0n nh\u00e9<\/em><\/p>\n V\u1eady l\u00e0 anh em \u0111\u00e3 hi\u1ec3u nh\u01b0 th\u1ebf n\u00e0o l\u00e0 d\u00e0n \u0111\u1ec1 r\u1ed3i ph\u1ea3i kh\u00f4ng?<\/p>\n Anh em \u0111\u00e3 ch\u1ecdn cho m\u00ecnh 1 lo\u1ea1i d\u00e0n \u0111\u1ec1 \u0111\u1ec3 \u0111\u00e1nh th\u1eafng quanh n\u0103m ch\u01b0a n\u00e8?<\/p>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\nC\u00e1c lo\u1ea1i d\u00e0n \u0111\u1ec1 trong x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc<\/span><\/h2>\n
\n\n
\n \nT\u00ean d\u00e0n \u0111\u1ec1<\/th>\n M\u00f4 t\u1ea3 & b\u1ed9 s\u1ed1<\/th>\n<\/tr>\n<\/thead>\n \n Theo t\u1ed5ng c\u1eb7p s\u1ed1 d\u01b0\u1edbi 10<\/td>\n L\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 nh\u1ecf h\u01a1n 10
\n00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17, 18,
\n20, 21, 22, 23, 24, 25, 26, 27, 30, 31, 32, 33, 34, 35, 36, 40, 41, 42, 43,
\n44, 45, 50, 51, 52, 53, 54, 60, 61, 62, 63, 70, 71, 72, 80, 81, 90<\/td>\n<\/tr>\n\n Theo t\u1ed5ng c\u1eb7p s\u1ed1 tr\u00ean 10<\/td>\n L\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 l\u1edbn h\u01a1n 10
\n29, 38, 39, 47, 48, 49, 56, 57, 58, 59, 65, 66,
\n67, 68, 69, 74, 75, 76, 77, 78, 79, 83, 84, 85,
\n86, 87, 88, 89, 92, 93, 94, 95, 96, 97, 98, 99<\/td>\n<\/tr>\n\n Theo t\u1ed5ng c\u1eb7p s\u1ed1 b\u1eb1ng 10<\/td>\n L\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 t\u1ed5ng b\u1eb1ng 10
\n19, 28, 37, 46, 55, 64,73, 82, 91<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 \u0111\u1eb7c bi\u1ec7t theo \u0111\u1ea7u<\/td>\n \u0110\u1ea7u 0: 00, 01, 02, 03, 04, 05, 06, 07, 08, 09
\n\u0110\u1ea7u 1: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
\n\u0110\u1ea7u 2: 20, 21, 22, 23, 24, 25, 26, 27, 28, 29
\n\u0110\u1ea7u 3: 30, 31, 32, 33, 34, 35, 36, 37, 38, 39
\n\u0110\u1ea7u 4: 40, 41, 42, 43, 44, 45, 46, 47, 48, 49
\n\u0110\u1ea7u 5: 50, 51, 52, 53, 54, 55, 56, 57, 58, 59
\n\u0110\u1ea7u 6: 60, 61, 62, 63, 64, 65, 66, 67, 68, 69
\n\u0110\u1ea7u 7: 70, 71, 72, 73, 74, 75, 76, 77, 78, 79
\n\u0110\u1ea7u 8: 80, 81, 82, 83, 84, 85, 86, 87, 88, 89
\n\u0110\u1ea7u 9: 90, 91, 92, 93, 94, 95, 96, 97, 98, 99<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 \u0111\u1eb7c bi\u1ec7t theo \u0111u\u00f4i<\/td>\n \u0110u\u00f4i 0: 00, 10, 20, 30, 40, 50, 60, 70, 80, 90
\n\u0110u\u00f4i 1: 01, 11, 21, 31, 41, 51, 61, 71, 81, 91
\n\u0110u\u00f4i 2: 02, 12, 22, 32, 42, 52, 62, 72, 82, 92
\n\u0110u\u00f4i 3: 03, 13, 23, 33, 43, 53, 63, 73, 83, 93
\n\u0110u\u00f4i 4: 04, 14, 24, 34, 44, 54, 64, 74, 84, 94
\n\u0110u\u00f4i 5: 05, 15, 25, 35, 45, 55, 65, 75, 85, 95
\n\u0110u\u00f4i 6: 06, 16, 26, 36, 46, 56, 66, 76, 86, 96
\n\u0110u\u00f4i 7: 07, 17, 27, 37, 47, 57, 67, 77, 87, 97
\n\u0110u\u00f4i 8: 08, 18, 28, 38, 48, 58, 68, 78, 88, 98
\n\u0110u\u00f4i 9: 09, 19, 29, 39, 49, 59, 69, 79, 89, 99<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 theo b\u1ed9 s\u1ed1<\/td>\n B\u1ed9 00: 00, 55, 05, 50
\nB\u1ed9 11: 11, 66, 16, 61
\nB\u1ed9 22: 22, 77, 27, 72
\nB\u1ed9 33: 33, 88, 38, 83
\nB\u1ed9 44: 44, 99, 49, 94
\nB\u1ed9 01: 01, 10, 06, 60, 51, 15, 56, 65
\nB\u1ed9 02: 02, 20, 07, 70, 25, 52, 57, 75
\nB\u1ed9 03: 03, 30, 08, 80, 35, 53, 58, 85
\nB\u1ed9 04: 04, 40, 09, 90, 45, 54, 59, 95
\nB\u1ed9 12: 12, 21, 17, 71, 26, 62, 67, 76
\nB\u1ed9 13: 13, 31, 18, 81, 36, 63, 68, 86
\nB\u1ed9 14: 14, 41, 19, 91, 46, 64, 69, 96
\nB\u1ed9 23: 23, 32, 28, 82, 73, 37, 78, 87
\nB\u1ed9 24: 24, 42, 29, 92, 74, 47, 79, 97
\nB\u1ed9 34: 34, 43, 39, 93, 84, 48, 89, 98<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 theo ch\u1ea1m<\/td>\n Xem b\u00e0i vi\u1ebft \u201c\u0110\u1ec1 ch\u1ea1m l\u00e0 g\u00ec?\u201d \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n ch\u1ea1m trong l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec nh\u00e9!
\nCh\u1ea1m 0: 01, 10, 02, 20, 03, 30, 04, 40, 05, 50, 06, 60, 07, 70, 08, 80, 09, 90, 00
\nCh\u1ea1m 1: 01, 10, 12, 21, 13, 31, 14, 41, 15, 51, 16, 61, 17, 71, 18, 81, 19, 91, 11
\nT\u01b0\u01a1ng t\u1ef1 v\u1edbi c\u00e1c c\u1ea7u ch\u1ea1m kh\u00e1c,<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 t\u1ed5ng ch\u1eb5n<\/td>\n L\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 l\u00e0 s\u1ed1 ch\u1eb5n, D\u00e0n \u0111\u1ec1 n\u00e0y \u0111\u01b0\u1ee3c chia ra: ch\u1eb5n ch\u1eb5n, l\u1ebb l\u1ebb
\nCh\u1eb5n ch\u1eb5n: 00, 22, 44, 66, 88, 02, 20, 04, 40, 06, 60, 08, 80, 24, 42, 26, 62, 28, 82, 46, 64, 48, 84, 68, 86
\nL\u1ebb l\u1ebb: 11, 33, 55, 77, 99, 13, 31, 15, 51, 17, 71, 19, 91, 35, 53, 37, 73, 39, 93, 57, 75, 59, 95, 79, 97<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 t\u1ed5ng l\u1ebb<\/td>\n L\u00e0 t\u1eadp h\u1ee3p c\u00e1c c\u1eb7p s\u1ed1 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 l\u00e0 s\u1ed1 l\u1ebb, D\u00e0n l\u00f4 n\u00e0y \u0111\u01b0\u1ee3c chia ra: ch\u1eb5n l\u1ebb, l\u1ebb ch\u1eb5n
\nCh\u1eb5n l\u1ebb: 01, 03, 05, 07, 09, 21, 23, 25, 27, 29, 41, 43, 45, 47, 49, 61, 63, 65, 67, 69, 81, 83, 85, 87, 89
\nL\u1ebb ch\u1eb5n: 10, 12, 14, 16, 18, 30, 32, 34, 36, 38, 50, 52, 54, 56, 58, 70, 72, 74, 76, 78, 90, 92, 94, 96, 98<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 nh\u1ecf nh\u1ecf<\/td>\n 00, 11, 22, 33, 44, 01, 10, 02, 20, 03, 30, 04,
\n40, 12, 21, 13, 31, 14, 41, 23, 32, 24, 42, 34, 43<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 to to<\/td>\n 55, 66, 77, 88, 99, 56, 65, 57, 75, 58, 85, 59,
\n95, 67, 76, 68, 86, 69, 96, 78, 87, 79, 97, 89, 98<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 nh\u1ecf to<\/td>\n 05, 06, 07, 08, 09, 15, 16, 17, 18, 19, 25, 26,
\n27, 28, 29, 35, 36, 37, 38, 39, 45, 46, 47, 48, 49<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 to nh\u1ecf<\/td>\n 90, 91, 92, 93, 94, 80, 81, 82, 83, 84, 70, 71,
\n72, 73, 74, 60, 61, 62, 63, 64, 50, 51, 52, 53, 54<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 chia 3<\/td>\n 00, 03, 06, 09, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48,
\n51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 chia 3 d\u01b0 1<\/td>\n 01, 04, 07, 10, 13, 16, 19, 22, 25, 28, 31, 34, 37, 40, 43, 46,
\n49, 52, 55, 58, 61, 64, 67, 70, 73, 76, 79, 82, 85, 88, 91, 94, 97<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 chia 3 d\u01b0 2<\/td>\n 02, 05, 08, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44, 47,
\n50, 53, 56, 59, 62, 65, 68, 71, 74, 77, 80, 83, 86, 89, 92, 95, 98<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 0-5<\/td>\n 00, 01, 02, 03, 04, 05, 10, 11, 12, 13, 14, 15, 20, 21, 22, 23, 24, 25,
\n30, 31, 32, 33, 34, 35, 40, 41, 42, 43, 44, 45, 50, 51, 52, 53, 54, 55<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 1-6<\/td>\n 11, 12, 13, 14, 15, 16, 21, 22, 23, 24, 25, 26, 31, 32, 33, 34, 35, 36,
\n41, 42, 43, 44, 45, 46, 51, 52, 53, 54, 55, 56, 61, 62, 63, 64, 65, 66<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 2-7<\/td>\n 22, 23, 24, 25, 26, 27, 32, 33, 34, 35, 36, 37, 42, 43, 44, 45, 46, 47,
\n52, 53, 54, 55, 56, 57, 62, 63, 64, 65, 66, 67, 72, 73, 74, 75, 76, 77<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 3-8<\/td>\n 33, 34, 35, 36, 37, 38, 43, 44, 45, 46, 47, 48, 53, 54, 55, 56, 57, 58,
\n63, 64, 65, 66, 67, 68, 73, 74, 75, 76, 77, 78, 83, 84, 85, 86, 87, 88<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 4-9<\/td>\n 44, 45, 46, 47, 48, 49, 54, 55, 56, 57, 58, 59, 64, 65, 66, 67, 68, 69,
\n74, 75, 76, 77, 78, 79, 84, 85, 86, 87, 88, 89, 94, 95, 96, 97, 98, 99<\/td>\n<\/tr>\n\n D\u00e0n \u0111\u1ec1 hi\u1ec7u 0<\/td>\n 00, 11, 22, 33, 44, 55, 66, 77, 88, 99<\/td>\n<\/tr>\n \n D\u00e0n \u0111\u1ec1 hi\u1ec7u 1<\/td>\n 01, 10, 12, 21, 23, 32, 34, 43, 45, 54, 56, 65, 67, 76, 78, 87, 89 , 98<\/td>\n<\/tr>\n \n D\u00e0n \u0111\u1ec1 hi\u1ec7u 2<\/td>\n 02, 20, 24, 42, 46, 64, 68, 86, 80, 08, 13, 31, 35, 53, 57, 75, 79 , 97<\/td>\n<\/tr>\n \n D\u00e0n \u0111\u1ec1 hi\u1ec7u 3<\/td>\n 03, 30, 36, 63, 69, 96, 92, 29, 25, 52, 58, 85, 81, 18, 41, 14, 74 , 47<\/td>\n<\/tr>\n \n D\u00e0n \u0111\u1ec1 hi\u1ec7u 4<\/td>\n 04, 40, 48, 84, 82, 28, 26, 62, 60, 06, 15, 51, 59, 95, 93, 39, 37, 73<\/td>\n<\/tr>\n \n D\u00e0n \u0111\u1ec1 hi\u1ec7u 5<\/td>\n 05, 50, 16, 61, 27, 72, 38, 83, 49, 94<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n M\u1ed9t s\u1ed1 lo\u1ea1i d\u00e0n \u0111\u1ec1 \u0111\u00e1nh quanh n\u0103m<\/span><\/h2>\n
Nu\u00f4i d\u00e0n \u0111\u1ec1 36 s\u1ed1, \u0111\u00edt ch\u1eb5n b\u1ecf k\u00e9p<\/span><\/h3>\n
\n02, 04, 06, 08, 12, 14, 16, 18, 24, 26, 28, 32, 34, 36, 38, 42, 46, 48, 52, 54, 56, 58, 62, 64, 68, 72, 74, 76, 78, 82, 84, 86, 92, 94, 96, 98<\/p>\nNu\u00f4i d\u00e0n \u0111\u1ec1 \u0111\u1ea7u 0, \u0111u\u00f4i 0<\/span><\/h3>\n
Gh\u00e9p d\u00e0n \u0111\u1ec1 nu\u00f4i t\u1eeb v\u1ecb tr\u00ed c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t<\/span><\/h3>\n
K\u1ebft lu\u1eadn<\/span><\/h2>\n
\n\n
\n
D\u00e0n \u0111\u1ec1 l\u00e0 g\u00ec? C\u00e1ch ch\u1ecdn d\u00e0n \u0111\u1ec1 \u0111\u00e1nh th\u1eafng quanh n\u0103m<\/h1>\n<\/div>\n<\/header>\n
<\/p>\n
\n