{"id":18192,"date":"2024-05-02T05:51:53","date_gmt":"2024-05-02T05:51:53","guid":{"rendered":"https:\/\/soicau3081.minhngocxoso.com\/?p=18192"},"modified":"2024-05-02T05:51:53","modified_gmt":"2024-05-02T05:51:53","slug":"tong-de-va-nhung-dieu-ban-can-biet-de-trung-lon","status":"publish","type":"post","link":"https:\/\/thanhphanso.com\/tong-de-va-nhung-dieu-ban-can-biet-de-trung-lon\/","title":{"rendered":"T\u1ed5ng \u0111\u1ec1 v\u00e0 nh\u1eefng \u0111i\u1ec1u b\u1ea1n c\u1ea7n bi\u1ebft \u0111\u1ec3 tr\u00fang l\u1edbn"},"content":{"rendered":"
T\u1ed5ng \u0111\u1ec1 l\u00e0 g\u00ec? B\u1ed9 s\u1ed1 n\u00e0o hay v\u1ec1 nh\u1ea5t \u2013 c\u00e1ch t\u00ednh t\u1ed5ng \u0111\u1ec1.C\u00e1ch b\u1eaft t\u1ed5ng \u0111\u1ec1 trong ch\u01a1i l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p kh\u00e1 \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng b\u1edfi nh\u1eefng ng\u01b0\u1eddi ch\u01a1i chuy\u00ean nghi\u1ec7p<\/b><\/p>\n T\u1ed5ng \u0111\u1ec1 l\u00e0 t\u1eadp h\u1ee3p c\u00e1c con s\u1ed1 m\u00e0 khi ta c\u1ed9ng 2 ch\u1eef s\u1ed1 c\u1ee7a c\u00e1c s\u1ed1 th\u00ec \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 nh\u01b0 nhau. K\u1ebft qu\u1ea3 c\u1ee7a t\u1ed5ng 2 ch\u1eef s\u1ed1 n\u00e0y s\u1ebd t\u00ednh theo c\u00e1ch t\u00ednh c\u1ee7a b\u00e0i 3 c\u00e2y (b\u00e0i c\u00e0o). \u0110\u1ec3 d\u1ec5 hi\u1ec3u h\u01a1n ta c\u00f9ng xem v\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n V\u00ed d\u1ee5:<\/p>\n S\u1ed1 20 s\u1ebd n\u1eb1m trong T\u1ed5ng 2 v\u00ec c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 2 + 0 = 2<\/p>\n T\u01b0\u01a1ng t\u1ef1 ta c\u00f3 11 c\u0169ng n\u1eb1m trong T\u1ed5ng 2 v\u00ec 1 + 1 = 2<\/p>\n S\u1ed1 57 c\u00f3 t\u1ed5ng 2 ch\u1eef s\u1ed1 l\u00e0 5 + 7 = 12 tuy nhi\u00ean theo c\u00e1ch t\u00ednh c\u1ee7a b\u00e0i 3 c\u00e2y (b\u00e0i c\u00e0o) th\u00ec 5 + 7 = 12 t\u00ednh l\u00e0 2 \u0111i\u1ec3m. V\u00ec v\u1eady s\u1ed1 57 c\u0169ng n\u1eb1m trong T\u1ed5ng 2.<\/p>\n T\u01b0\u01a1ng t\u1ef1 ta c\u0169ng c\u00f3 s\u1ed1 84 c\u00f3 8 + 4 = 12 c\u0169ng n\u1eb1m trong T\u1ed5ng 2.<\/p>\n T\u1ed5ng \u0111\u1ec1 l\u00e0 m\u1ed9t b\u1ed9 s\u1ed1 trong nhi\u1ec1u b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1. V\u00ec v\u1eady tr\u01b0\u1edbc ti\u00ean ta s\u1ebd t\u00ecm hi\u1ec3u b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec.<\/p>\n B\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1 l\u00e0 t\u1eadp h\u1ee3p nh\u1eefng con l\u00f4, \u0111\u1ec1 c\u00f3 c\u00f9ng m\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m gi\u1ed1ng nhau.<\/p>\n V\u00ed d\u1ee5:<\/p>\n B\u1ed9 s\u1ed1 k\u00e9p b\u1eb1ng l\u00e0 b\u1ed9 s\u1ed1 c\u00f3 2 s\u1ed1 gi\u1ed1ng nhau, g\u1ed3m c\u00f3 c\u00e1c s\u1ed1 00,11,22,33,44,55,66,77,88,99.<\/p>\n C\u00f3 r\u1ea5t nhi\u1ec1u c\u00e1c b\u1ed9 s\u1ed1 trong l\u00f4 \u0111\u1ec1. Nh\u1eefng b\u1ed9 s\u1ed1 n\u00e0y \u00e1p d\u1ee5ng cho c\u1ea3 ghi l\u00f4 \u0111\u1ec1 truy\u1ec1n th\u1ed1ng v\u00e0 \u0111\u00e1nh l\u00f4 \u0111\u1ec1 online. Tuy nhi\u00ean trong khu\u00e2n kh\u1ed5 b\u00e0i vi\u1ebft n\u00e0y Nh\u00e0 c\u00e1i 21 ch\u1ec9 n\u00f3i v\u1ec1 b\u1ed9 s\u1ed1 T\u1ed5ng.<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 00, 19, 91, 28, 82, 37, 73, 46, 64, 55<\/p>\n T\u1ed5ng 0 g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 1, 10, 29, 92, 38, 83, 47, 74, 65, 56<\/p>\n T\u1ed5ng 1 c\u0169ng bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 2, 20, 39, 93, 48, 84, 57, 75, 66, 11<\/p>\n T\u1ed5ng 2 bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 3, 30, 49, 94, 58, 85, 67, 76, 66, 21, 12<\/p>\n T\u1ed5ng 3 bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 4, 40, 22, 31, 13, 59, 95, 68, 86, 77<\/p>\n T\u1ed5ng 4 bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 05, 50, 14, 41, 23, 32, 69, 96, 78, 87<\/p>\n T\u1ed5ng 5 bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 06, 60, 15, 51, 24, 42, 33, 79, 97, 88<\/p>\n T\u1ed5ng 6 bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 07, 70, 16, 61, 25, 52, 34, 43, 89, 98<\/p>\n T\u1ed5ng 7 bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 08, 80, 17, 71, 26, 62, 35, 53, 44, 99<\/p>\n T\u1ed5ng 8 bao g\u1ed3m 10 con s\u1ed1<\/p>\n Bao g\u1ed3m c\u00e1c con s\u1ed1: 09, 90, 18, 81, 27, 72, 36, 63, 45, 54<\/p>\n T\u1ed5ng 9 bao g\u1ed3m 10 con s\u1ed1<\/p>\n – \u0110\u1ec1 t\u1ed5ng d\u01b0\u1edbi 10: 00 \u2013 01 \u2013 02 \u2013 03 \u2013 04 \u2013 05 \u2013 06 \u2013 07 \u2013 08 \u2013 09 10 \u2013 11 \u2013 12 \u2013 13 \u2013 14 \u2013 15 \u2013 16 \u2013 17 \u2013 18 \u2013 20 \u2013 21 \u2013 22 \u2013 23 \u2013 24 \u2013 25 \u2013 26 \u2013 27 \u2013 30 \u2013 31 \u2013 32 \u2013 33 \u2013 34 \u2013 35 \u2013 36 \u2013 40 \u2013 41 \u2013 42 \u2013 43 \u2013 44 \u2013 45 \u2013 50 \u2013 51 \u2013 52 \u2013 53 \u2013 54 \u2013 60 \u2013 61 \u2013 62 \u2013 63 \u2013 70 \u2013 71 \u2013 72 \u2013 80 \u2013 81 \u2013 90<\/p>\n – \u0110\u1ec1 t\u1ed5ng tr\u00ean 10: 00 \u2013 19 \u2013 28 \u2013 29 \u2013 37 \u2013 38 \u2013 39 \u2013 46 \u2013 47 \u2013 48 \u2013 49 \u2013 55 \u2013 56 \u2013 57 \u2013 58 \u2013 59 \u2013 64 \u2013 65 \u2013 66 \u2013 67 \u2013 68 \u2013 69 \u2013 73 \u2013 74 \u2013 75 \u2013 76 \u2013 77 \u2013 78 \u2013 79 \u2013 82 \u2013 83 \u2013 84 \u2013 85 \u2013 86 \u2013 87 \u2013 88 \u2013 89 \u2013 91 \u2013 92 \u2013 93 \u2013 94 \u2013 95 \u2013 96 \u2013 97 \u2013 98 \u2013 99<\/p>\n – \u0110\u1ec1 t\u1ed5ng l\u1ebb d\u01b0\u1edbi 10: 01, 03, 05, 07, 09, 21, 23, 25, 27, 41, 43, 45, 61, 63, 81,10, 12, 14, 16, 18, 30, 32, 34, 36, 50, 52, 54, 70, 72, 90.<\/p>\n – D\u00e0n \u0111\u1ec3 t\u1ed5ng kh\u00f4ng chia h\u1ebft cho 3 c\u00f3 bao nhi\u00eau con ? D\u00e0n \u0111\u1ec1 t\u1ed5ng kh\u00f4ng chia h\u1ebft cho 3 bao g\u1ed3m: 01, 04, 07, 10, 13, 16, 19, 22, 25, 28, 31, 34, 37, 40, 43, 46, 49, 52, 55, 58, 61, 64, 67, 70, 73, 76, 79, 82, 85, 88, 91, 94, 97, 02, 05, 08, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44, 47, 50, 53, 56, 59, 62, 65, 68, 71, 74, 77, 80, 83, 86, 89, 92, 95, 98.<\/p>\n – \u0110\u1ec1 t\u1ed5ng chia 3 d\u01b0 1 \u2013 \u0111\u1ec1 t\u1ed5ng chia h\u1ebft cho 3 d\u01b0 1 g\u1ed3m c\u00e1c s\u1ed1: 01, 04, 07, 10, 13, 16, 19, 22, 25, 28, 31, 34, 37, 40, 43, 46, 49, 52, 55, 58, 61, 64, 67, 70, 73, 76, 79, 82, 85, 88, 91, 94, 97<\/p>\n – \u0110\u1ec1 t\u1ed5ng chia 3 d\u01b0 2: 02, 05, 08, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44, 47, 50, 53, 56, 59, 62, 65, 68, 71, 74, 77, 80, 83, 86, 89, 92, 95, 98<\/p>\n – T\u1ed5ng \u0111\u1ec1 chia h\u1ebft cho 3: 00, 03, 06, 09, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99.<\/p>\n\n
T\u1ed4NG \u0110\u1ec0 L\u00c0 G\u00cc?<\/b><\/h2>\n
B\u1ed8 S\u1ed0 TRONG L\u00d4 \u0110\u1ec0 L\u00c0 G\u00cc?<\/b><\/h2>\n
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C\u00e1c t\u1ed5ng trong l\u00f4 l\u00f4<\/b><\/h3>\n
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Nh\u1eefng c\u00e1ch b\u1eaft t\u1ed5ng l\u00f4, c\u00e1ch b\u1eaft s\u1ed1 l\u00f4 hay<\/b><\/h3>\n
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th\u1ea7n t\u00e0i ch\u1ed1t s\u1ed1 mi\u1ec1n b\u1eafc v\u00edp h\u00f4m nay<\/span><\/strong><\/h4>\n