{"id":17998,"date":"2024-05-13T17:37:07","date_gmt":"2024-05-13T17:37:07","guid":{"rendered":"https:\/\/soicau3019.minhngocxoso.com\/de-cham-cach-bat-cham-de-hom-nay-danh-con-gi-chinh-xac-nhat\/"},"modified":"2024-05-13T17:37:07","modified_gmt":"2024-05-13T17:37:07","slug":"de-cham-cach-bat-cham-de-hom-nay-danh-con-gi-chinh-xac-nhat","status":"publish","type":"post","link":"https:\/\/chotdechuan.com\/de-cham-cach-bat-cham-de-hom-nay-danh-con-gi-chinh-xac-nhat\/","title":{"rendered":"\u0110\u1ec1 ch\u1ea1m – C\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 h\u00f4m nay \u0111\u00e1nh con g\u00ec ch\u00ednh x\u00e1c nh\u1ea5t"},"content":{"rendered":"
N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n
Ch\u1ea1m \u0111\u1ec1<\/em><\/strong> hay ch\u1ea1m trong l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi m\u00e0 kh\u00f4ng ch\u1ec9 v\u1edbi ng\u01b0\u1eddi m\u1edbi ch\u01a1i m\u00e0 nh\u1eefng ng\u01b0\u1eddi ch\u01a1i l\u00f4 \u0111\u1ec1 l\u00e2u n\u0103m c\u0169ng ch\u01b0a ch\u1eafc \u0111\u00e3 n\u1eafm \u0111\u01b0\u1ee3c \u0111\u1ea7y \u0111\u1ee7 v\u00e0 c\u1ee5 th\u1ec3 nh\u1ea5t. V\u1eady \u0111\u1ec1 ch\u1ea1m l\u00e0 g\u00ec, c\u00f3 t\u1ea5t c\u1ea3 bao nhi\u00eau lo\u1ea1i d\u00e0n \u0111\u1ec1 ch\u1ea1m? C\u00e1c d\u00e0n \u0111\u1ec1 ch\u1ea1m g\u1ed3m nh\u1eefng s\u1ed1 n\u00e0o?<\/span><\/span><\/p>\n C\u00f9ng ch\u00fang t\u00f4i t\u00ecm hi\u1ec3u c\u00e1c th\u00f4ng tin \u0111\u1ea7y \u0111\u1ee7 nh\u1ea5t v\u1ec1 \u0111\u1ec1 ch\u1ea1m v\u00e0 c\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 h\u00e0ng ng\u00e0y, gi\u00fap ng\u01b0\u1eddi ch\u01a1i c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n soi c\u1ea7u chu\u1ea9n x\u00e1c<\/em><\/strong> \u0111\u01b0a ra c\u00e1c d\u1ef1 \u0111o\u00e1n k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c nh\u1ea5t.<\/span><\/span><\/p>\n Tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c c\u00e1ch ch\u01a1i \u0111\u1ec1 ch\u1ea1m sao cho chu\u1ea9n nh\u1ea5t th\u00ec ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i n\u1eafm ch\u1eafc \u0111\u01b0\u1ee3c ch\u1ea1m \u0111\u1ec1 hay c\u00f2n g\u1ecdi l\u00e0 \u0111\u1ec1 ch\u1ea1m ngh\u0129a l\u00e0 g\u00ec? <\/span><\/span><\/p>\n \u0110\u1ec1 ch\u1ea1m \u0111\u01b0\u1ee3c hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 nh\u1eefng con s\u1ed1 c\u00f3 \u00edt nh\u1ea5t 1 ch\u1eef s\u1ed1 gi\u1ed1ng nhau,hay c\u00f2n g\u1ecdi l\u00e0 d\u00ednh 1 s\u1ed1.c\u00f3 th\u1ec3 tr\u00f9ng \u0111\u1ea7u ho\u1eb7c tr\u00f9ng \u0111\u00edt.<\/span><\/span><\/p>\n Ng\u01b0\u1eddi ch\u01a1i l\u01b0u \u00fd, kh\u00e1i ni\u1ec7m ch\u1ea1m ch\u1ec9 \u00e1p d\u1ee5ng v\u1edbi \u0111\u00e1nh \u0111\u1ec1, kh\u00f4ng \u00e1p d\u1ee5ng v\u1edbi c\u00e1ch \u0111\u00e1nh l\u00f4. <\/span><\/span><\/p>\n Khi th\u1ef1c hi\u1ec7n c\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 chu\u1ea9n ng\u01b0\u1eddi ta th\u01b0\u1eddng b\u1eaft d\u00e0n \u0111\u1ec1 ch\u1ea1m \u0111\u1ec3 t\u0103ng t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng.<\/span><\/span><\/p>\n V\u00ed d\u1ee5: d\u00e0n \u0111\u1ec1 ch\u1ea1m 0: 01, 02, 03, 04, \u2026.<\/span><\/span><\/p>\n <\/p>\n C\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 chu\u1ea9n h\u00e0ng ng\u00e0y ch\u00ednh x\u00e1c nh\u1ea5t<\/em><\/span><\/span><\/p>\n Ta c\u00f3 c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean t\u1eeb 0 \u0111\u1ebfn 9 nh\u01b0 v\u1eady t\u01b0\u01a1ng \u0111\u01b0\u01a1ng d\u00e0n \u0111\u1ec1 ch\u1ea1m s\u1ebd bao g\u1ed3m c\u00e1c d\u00e0n ch\u1ea1m \u0111\u1ec1 t\u1eeb 0 \u0111\u1ebfn d\u00e0n \u0111\u1ec1 ch\u1ea1m 9.<\/span><\/span><\/p>\n B\u1ed9 \u0111\u1ec1 ch\u1ea1m 0 \u0111\u01b0\u1ee3c hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 c\u00e1c s\u1ed1 c\u00f3 2 ch\u1eef s\u1ed1 xu\u1ea5t hi\u1ec7n s\u1ed1 0 \u00edt nh\u1ea5t 1 l\u1ea7n<\/span><\/span><\/p>\n D\u00e0n \u0111\u1ec1 ch\u1ea1m 0 g\u1ed3m c\u00e1c s\u1ed1: 00, 01, 10, 02, 20, 03, 30, 04, 40, 05, 50, 06, 60, 07, 70, 08, 80. 09. 90.<\/span><\/span><\/p>\n T\u01b0\u01a1ng t\u1ef1 nh\u01b0 tr\u00ean, \u0111\u1ec1 ch\u1ea1m 1 l\u00e0 c\u00e1c s\u1ed1 c\u00f3 s\u1ed1 1 xu\u1ea5t hi\u1ec7n \u00edt nh\u1ea5t 1 l\u1ea7n<\/span><\/span><\/p>\n D\u00e0n \u0111\u1ec1 ch\u1ea1m 1 c\u00f3 bao nhi\u00eau s\u1ed1? D\u00e0n \u0111\u1ec1 ch\u1ea1m 1 c\u00f3 t\u1ed5ng 19 s\u1ed1 c\u1ee5 th\u1ec3 g\u1ed3m: 10, 01, 11, 12, 21, 13, 31, 14, 41, 15, 51, 16, 61, 17, 71, 18, 81, 19, 91.<\/span><\/span><\/p>\n \u0110\u1ec1 ch\u1ea1m 2 c\u00f3 s\u1ed1 2 xu\u1ea5t hi\u1ec7n \u00edt nh\u1ea5t 1 l\u1ea7n<\/span><\/span><\/p>\n D\u00e0n \u0111\u1ec1 ch\u1ea1m 2 g\u1ed3m c\u00e1c s\u1ed1: 20, 02, 21, 12, 22, 23, 32, 24, 42, 25, 52, 26, 62, 27, 72, 28, 82, 29, 92.<\/span><\/span><\/p>\n T\u01b0\u01a1ng t\u1ef1 nh\u01b0 tr\u00ean, d\u00e0n \u0111\u1ec1 ch\u1ea1m 3 g\u1ed3m c\u00e1c s\u1ed1: 03, 30, 31, 13, 23, 32, 33, 34, 43, 35, 53, 36, 63, 37, 73, 38, 84, 39, 93.<\/span><\/span><\/p>\n D\u00e0n \u0111\u1ec1 ch\u1ea1m 4 g\u1ed3m bao nhi\u00eau con s\u1ed1? \u0110\u1ec1 ch\u1ea1m 4 c\u00f3 t\u1ed5ng 19 con s\u1ed1 c\u1ee5 th\u1ec3 g\u1ed3m: 04, 40, 14, 41, 24, 42, 34, 43, 44, 45, 45, 64, 46, 74, 47, 48, 84, 49, 94.<\/span><\/span><\/p>\n \u0110\u1ec1 ch\u1ea1m 5 t\u01b0\u01a1ng t\u1ef1 g\u1ed3m c\u00e1c s\u1ed1 c\u00f3 s\u1ed1 5 xu\u1ea5t hi\u1ec7n \u00edt nh\u1ea5t 1 l\u1ea7n trong d\u00e3y.<\/span><\/span><\/p>\n D\u00e0n \u0111\u1ec1 ch\u1ea1m 5 g\u1ed3m: 05, 50, 15, 51, 25, 52, 35, 53, 45, 54, 55, 56, 65, 75, 57, 58, 85, 59, 95.<\/span><\/span><\/p>\n \u0110\u1ec1 ch\u1ea1m 6 g\u1ed3m c\u00e1c s\u1ed1 2 ch\u1eef s\u1ed1 c\u00f3 \u00edt nh\u1ea5t 1 s\u1ed1 6: 06, 60, 61, 16, 62, 26, 63, 36, 64, 46, 65, 56 , 66, 67, 76, 68, 86, 69, 96.<\/span><\/span><\/p>\n Tham kh\u1ea3o th\u00eam c\u00e1c c\u00e1ch t\u00ednh l\u00f4 \u0111\u1ec1 mi\u1ec1n B\u1eafc ch\u00ednh x\u00e1c nh\u1ea5t t\u1ea1i: C\u00e1ch soi c\u1ea7u mi\u1ec1n B\u1eafc<\/span><\/span><\/strong><\/em><\/p>\n D\u00e0n \u0111\u1ec1 ch\u1ea1m 7 g\u1ed3m 19 con s\u1ed1 c\u1ee5 th\u1ec3: 07, 70, 71, 17, 72, 27, 73, 37, 74, 47, 75, 57, 76, 67, 77, 78, 87, 79, 97.<\/span><\/span><\/p>\n \u0110\u1ec1 ch\u1ea1m 8 g\u1ed3m: 08, 80, 18, 81, 28, 82, 38, 83, 84, 48, 85, 58, 68, 86, 87, 78, 88, 89, 98<\/span><\/span><\/p>\n D\u00e0n \u0111\u1ec1 ch\u1ea1m 9 g\u1ed3m c\u00e1c s\u1ed1 c\u00f3 \u00edt nh\u1ea5t 1 s\u1ed1 9: 09, 90, 91, 19, 92, 29, 93, 39, 94, 49, 95, 59, 96, 69, 97, 79, 98, 89, 99.<\/span><\/span><\/p>\n M\u1ed7i d\u00e0n \u0111\u1ec1 ch\u1ea1m \u0111\u1ec1u c\u00f3 19 ch\u1eef s\u1ed1, vi\u1ec7c b\u1eaft ch\u1ea1m \u0111\u1ec1 chu\u1ea9n h\u00e0ng ng\u00e0y l\u00e0 vi\u1ec7c ng\u01b0\u1eddi ch\u01a1i x\u00e1c \u0111\u1ecbnh \u0111\u1ec1 h\u00f4m nay ch\u1ea1m con g\u00ec \u0111\u1ec3 c\u01b0\u1ee3c cho ng\u00e0y mai ho\u1eb7c trong tu\u1ea7n. <\/span><\/span><\/p>\n Tham kh\u1ea3o th\u00eam: H\u01b0\u1edbng d\u1eabn t\u00ednh h\u00f4m nay \u0111\u00e1nh s\u1ed1 m\u1ea5y ch\u1eafc \u0103n nh\u1ea5t mi\u1ec1n B\u1eafc<\/span><\/span><\/strong><\/em><\/p>\n <\/p>\n C\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 h\u00f4m nay si\u00eau chu\u1ea9n<\/span><\/span><\/em><\/p>\n V\u1edbi c\u00e1ch c\u00e1ch t\u00ednh \u0111\u1ec1 ch\u1ea1m n\u00e0y, \u0111\u00f2i h\u1ecfi ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i ph\u1ed1i h\u1ee3p nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1t s\u1ed1 kh\u00e1c nhau \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u00ednh x\u00e1c 1 – 2 con s\u1ed1 cu\u1ed1i c\u00f9ng \u0111\u1ec3 c\u01b0\u1ee3c, nh\u01b0 v\u1eady t\u1ef7 l\u1ec7 \u0103n c\u1ee7a ng\u01b0\u1eddi ch\u01a1i s\u1ebd nhi\u1ec1u h\u01a1n.<\/span><\/span><\/p>\n \u0110\u1ec3 th\u1ef1c hi\u1ec7n theo c\u00e1ch n\u00e0y kh\u00e1 \u0111\u01a1n gi\u1ea3n, ng\u01b0\u1eddi ch\u01a1i ch\u1ec9 c\u1ea7n l\u1ea5y s\u1ed1 \u1edf gi\u1eefa v\u1ec1 c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 l\u00e0m d\u00e0n \u0111\u1ec1 ch\u1ea1m \u0111\u00e1nh trong kho\u1ea3ng 1 tu\u1ea7n ti\u1ebfp theo, kh\u1ea3 n\u0103ng v\u1ec1 r\u1ea5t cao.<\/span><\/span><\/p>\n VD: Ng\u00e0y 25\/04\/2024 Gi\u1ea3i \u0110B mi\u1ec1n B\u1eafc v\u1ec1 l\u00e0 46625, l\u1ea5y \u0111\u1ec1 ch\u1ea1m 6 c\u01b0\u1ee3c trong 1 tu\u1ea7n<\/span><\/span><\/p>\n Ng\u00e0y 26\/04 \u0111\u1ec1 v\u1ec1 67<\/span><\/span><\/p>\n Ng\u00e0y 27\/04 \u0111\u1ec1 v\u1ec1 61<\/span><\/span><\/p>\n Ng\u00e0y 28\/04 \u0111\u1ec1 v\u1ec1 63<\/span><\/span><\/p>\n Ng\u00e0y 01\/05 \u0111\u1ec1 v\u1ec1 66<\/span><\/span><\/p>\n C\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 chu\u1ea9n h\u00e0ng ng\u00e0y n\u00e0y c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ec3 soi c\u1ea7u \u0111\u1ec1 cho c\u1ea3 3 mi\u1ec1n \u0111\u1ec1u kh\u00e1 hi\u1ec7u qu\u1ea3 <\/span><\/span><\/p>\n Tuy nhi\u00ean v\u1edbi mi\u1ec1n Nam v\u00e0 mi\u1ec1n Trung th\u00ec ng\u01b0\u1eddi ch\u01a1i s\u1eed d\u1ee5ng s\u1ed1 \u1edf gi\u1eefa gi\u1ea3i nh\u1ea5t \u0111\u1ec3 l\u00e0m d\u00e0n \u0111\u1ec1 ch\u1ea1m c\u01b0\u1ee3c.<\/span><\/span><\/p>\n VD: K\u1ebft qu\u1ea3 mi\u1ec1n Trung v\u1ec1 gi\u1ea3i nh\u1ea5t \u0111\u00e0i Qu\u1ea3ng B\u00ecnh ng\u00e0y 30\/04\/2024 l\u00e0 18867, l\u1ea5y d\u00e0n \u0111\u1ec1 ch\u1ea1m 8 c\u01b0\u1ee3c 1 tu\u1ea7n<\/span><\/span><\/p>\n Ng\u00e0y 01\/05 \u0111\u00e0i Ninh Thu\u1eadn v\u1ec1 \u0111\u1ec1 38<\/span><\/span><\/p>\n Ng\u00e0y 02\/05 \u0111\u00e0i \u0110\u00e0 N\u1eb5ng v\u1ec1 \u0111\u1ec1 84<\/span><\/span><\/p>\n Ng\u00e0y 03\/05 \u0111\u00e0i Kh\u00e1nh H\u00f2a v\u1ec1 \u0111\u1ec1 83<\/span><\/span><\/p>\n Ng\u00e0y 04\/05 \u0111\u00e0i Th\u1eeba Thi\u00ean Hu\u1ebf v\u1ec1 \u0111\u1ec1 68<\/span><\/span><\/p>\n Ng\u00e0y 05\/05 \u0111\u00e0i \u0110\u1eafc L\u1eafc v\u1ec1 \u0111\u1ec1 81<\/span><\/span><\/p>\n Ng\u00e0y 06\/05 \u0111\u00e0i \u0110\u00e0 N\u1eb5ng v\u1ec1 \u0111\u1ec1 28<\/span><\/span><\/p>\n Tham kh\u1ea3o d\u1ef1 \u0111o\u00e1n l\u00f4 \u0111\u1ec1 mi\u1ec1n Trung h\u00e0ng ng\u00e0y si\u00eau chu\u1ea9n: <\/em><\/strong>Soi c\u1ea7u l\u00f4 MT<\/em><\/strong><\/span><\/span><\/p>\n Th\u1ef1c hi\u1ec7n c\u00e1ch t\u00ednh \u0111\u1ec1 ch\u1ea1m n\u00e0y, ng\u01b0\u1eddi ch\u01a1i xem k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 v\u1ec1 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a ng\u00e0y ch\u1ee7 nh\u1eadt l\u00e0 bao nhi\u00eau, Sau \u0111\u00f3 l\u1ea5y t\u1ed5ng \u0111\u1ec1 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y ch\u1ee7 nh\u1eadt gh\u00e9p v\u1edbi \u0111u\u00f4i gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y th\u1ee9 6 nu\u00f4i trong 7 ng\u00e0y.<\/span><\/span><\/p>\n VD: V\u1edbi k\u1ebft qu\u1ea3 gi\u1ea3i \u0110B mi\u1ec1n B\u1eafc th\u1ee9 6 ng\u00e0y 24\/04\/2024 \u0111\u1ec1 v\u1ec1 50, ch\u1ee7 nh\u1eadt ng\u00e0y 26\/04 \u0111\u1ec1 v\u1ec1 67<\/span><\/span><\/p>\n 6 + 7 = 13 l\u1ea5y 3, 0 l\u00e0m d\u00e0n \u0111\u1ec1 ch\u1ea1m c\u01b0\u1ee3c 1 tu\u1ea7n<\/span><\/span><\/p>\n Ng\u00e0y 28\/04 \u0111\u1ec1 v\u1ec1 63<\/span><\/span><\/p>\n Ng\u00e0y 30\/04 \u0111\u1ec1 v\u1ec1 02<\/span><\/span><\/p>\n Ng\u00e0y 02\/05 \u0111\u1ec1 v\u1ec1 32<\/span><\/span><\/p>\n Tham kh\u1ea3o th\u00eam: H\u01b0\u1edbng d\u1eabn c\u00e1ch xin s\u1ed1 \u0111\u1ec1 ng\u00e0y h\u00f4m nay cho ng\u01b0\u1eddi m\u1edbi ch\u00ednh x\u00e1c nh\u1ea5t<\/span><\/span><\/strong><\/em><\/p>\n T\u01b0\u01a1ng t\u1ef1 v\u1edbi c\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 mi\u1ec1n Trung v\u00e0 mi\u1ec1n Nam<\/span><\/span><\/p>\n VD:k\u1ebft qu\u1ea3 m\u1edf th\u01b0\u1edfng mi\u1ec1n Nam th\u1ee9 6 ng\u00e0y 20\/03\/2024 \u0111\u00e0i V\u0129nh Long \u0111\u1ec1 v\u1ec1 21, ng\u00e0y ch\u1ee7 nh\u1eadt ng\u00e0y 22\/03 \u0111\u1ec1 v\u1ec1 \u0111\u00e0i Ti\u1ec1n Giang l\u00e0 88 <\/span><\/span><\/p>\n 8 + 8 = 16, l\u1ea5y 6, 1 l\u00e0m d\u00e0n \u0111\u1ec1 ch\u1ea1m nu\u00f4i khung 7 ng\u00e0y<\/span><\/span><\/p>\n Ng\u00e0y 23\/03 \u0111\u00e0i H\u1ed3 Ch\u00ed Minh v\u1ec1 \u0111\u1ec1 21, \u0111\u00e0i C\u00e0 Mau v\u1ec1 \u0111\u1ec1 63<\/span><\/span><\/p>\n1. Ch\u1ea1m \u0111\u1ec1 l\u00e0 g\u00ec? <\/strong><\/span><\/span><\/h2>\n
2. D\u00e0n \u0111\u1ec1 ch\u1ea1m g\u1ed3m nh\u1eefng con s\u1ed1 n\u00e0o?<\/strong><\/span><\/span><\/h2>\n
a, \u0110\u1ec1 ch\u1ea1m 0 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
b. \u0110\u1ec1 ch\u1ea1m 1 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
c. \u0110\u1ec1 ch\u1ea1m 2 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
d. D\u00e0n \u0111\u1ec1 ch\u1ea1m 3 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
e. D\u00e0n \u0111\u1ec1 ch\u1ea1m 4 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
f. D\u00e0n \u0111\u1ec1 ch\u1ea1m 5 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
g. \u0110\u1ec1 ch\u1ea1m 6 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
h. \u0110\u1ec1 ch\u1ea1m 7 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
i. \u0110\u1ec1 ch\u1ea1m 8 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
k. D\u00e0n \u0111\u1ec1 ch\u1ea1m 9 l\u00e0 g\u00ec?<\/strong><\/span><\/span><\/h3>\n
3. C\u00e1ch b\u1eaft ch\u1ea1m \u0111\u1ec1 chu\u1ea9n h\u00e0ng ng\u00e0y<\/strong><\/span><\/span><\/h2>\n
a. C\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1ea1m chu\u1ea9n s\u1ed1 1<\/strong><\/span><\/span><\/h3>\n
b. C\u00e1ch b\u1eaft \u0111\u1ec1 ch\u1ea1m h\u00e0ng ng\u00e0y s\u1ed1 2<\/strong><\/span><\/span><\/h3>\n