{"id":7880,"date":"2025-04-04T05:19:42","date_gmt":"2025-04-03T22:19:42","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=7880"},"modified":"2025-06-29T00:35:03","modified_gmt":"2025-06-28T17:35:03","slug":"5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/","title":{"rendered":"5 d\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 gi\u00fap b\u00e9 h\u1ecdc to\u00e1n si\u00eau d\u1ec5"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Cac_cach_de_xac_dinh_cac_dau_hieu_chia_het_cho_4\" >C\u00e1c c\u00e1ch \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c d\u1ea5u hi\u1ec7u chia h\u1ebft cho 4<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Cac_dau_hieu_chia_het_cho_4_co_ban\" >C\u00e1c d\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 c\u01a1 b\u1ea3n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Dau_hieu_chia_het_cho_4_cho_cac_so_lon_hon_99\" >D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 cho c\u00e1c s\u1ed1 l\u1edbn h\u01a1n 99<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Dau_hieu_chia_het_cho_4_cho_it_hon_99\" >D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 cho \u00edt h\u01a1n 99<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Cac_loai_bai_viet_ve_Dau_hieu_chia_het_cho_4\" >C\u00e1c lo\u1ea1i b\u00e0i vi\u1ebft v\u1ec1 D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Mau_1_Tim_cac_so_chia_het_cho_4\" >M\u1eabu 1: T\u00ecm c\u00e1c s\u1ed1 chia h\u1ebft cho 4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Mau_2_Hinh_thanh_tat_ca_cac_bo_phan_tu_cac_so_da_cho\" >M\u1eabu 2: H\u00ecnh th\u00e0nh t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn t\u1eeb c\u00e1c s\u1ed1 \u0111\u00e3 cho<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Mau_3_Viet_cac_so_co_so_yeu_cau_chia_het_cho_4\" >M\u1eabu 3: Vi\u1ebft c\u00e1c s\u1ed1 c\u00f3 s\u1ed1 y\u00eau c\u1ea7u chia h\u1ebft cho 4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Mau_4_Tim_cac_so_dap_ung_cac_dieu_kien_cua_van_de\" >M\u1eabu 4: T\u00ecm c\u00e1c s\u1ed1 \u0111\u00e1p \u1ee9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee7a v\u1ea5n \u0111\u1ec1<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Tom_tat_cac_bai_tap_tu_tao_ve_cac_dau_hieu_chia_het_cho_4\" >T\u00f3m t\u1eaft c\u00e1c b\u00e0i t\u1eadp t\u1ef1 t\u1ea1o v\u1ec1 c\u00e1c d\u1ea5u hi\u1ec7u chia h\u1ebft cho 4<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Bai_10_Trong_cac_so_sau_so_nao_chia_het_cho_4\" >B\u00e0i 10: Trong c\u00e1c s\u1ed1 sau, s\u1ed1 n\u00e0o chia h\u1ebft cho 4?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#A_456_b_7892_C_1234_D_572\" >A) 456 b) 7892 C) 1234 D) 572<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ckconitsha.com\/vn\/5-dau-hieu-chia-het-cho-4-giup-be-hoc-toan-sieu-de\/#Bai_11_Dien_vao_tu_%E2%80%9Cco%E2%80%9D_hoac_%E2%80%9Ckhong%E2%80%9D_trong_hop_trong\" >B\u00e0i 11: \u0110i\u1ec1n v\u00e0o t\u1eeb &#8220;c\u00f3&#8221; ho\u1eb7c &#8220;kh\u00f4ng&#8221; trong h\u1ed9p tr\u1ed1ng<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>D\u1ea5u hi\u1ec7u chia cho 4 l\u00e0 to\u00e1n h\u1ecdc ph\u1ed5 bi\u1ebfn trong c\u00e1c b\u00e0i ki\u1ec3m tra v\u00e0 ki\u1ec3m tra. V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh s\u1ed1 n\u00e0o chia h\u1ebft cho 4 nhanh ch\u00f3ng? Kh\u00e1m ph\u00e1 c\u00e1c m\u1eb9o \u0111\u01a1n gi\u1ea3n v\u00e0 th\u1ef1c h\u00e0nh v\u1edbi c\u00e1c b\u00e0i t\u1eadp th\u00fa v\u1ecb ngay t\u1ea1i \u0111\u00e2y!<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_cach_de_xac_dinh_cac_dau_hieu_chia_het_cho_4\"><\/span>C\u00e1c c\u00e1ch \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c d\u1ea5u hi\u1ec7u chia h\u1ebft cho 4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Trong to\u00e1n h\u1ecdc, c\u00f3 nhi\u1ec1u c\u00e1ch \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c d\u1ea5u hi\u1ec7u ph\u00e2n chia cho 4 c\u1ee7a m\u1ed9t s\u1ed1. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng c\u00e1ch ph\u1ed5 bi\u1ebfn b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i t\u1eadp.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_dau_hieu_chia_het_cho_4_co_ban\"><\/span>C\u00e1c d\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 c\u01a1 b\u1ea3n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">M\u1ed9t s\u1ed1 d\u1ea5u hi\u1ec7u \u0111\u01b0\u1ee3c chia cho 4 v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn, bao g\u1ed3m:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Hai ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a s\u1ed1 \u0111\u00f3 l\u00e0 00 ho\u1eb7c chia cho 4.<em> (V\u00ed d\u1ee5: 300, 1000, &#8230;)<\/em><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">T\u1ed5ng c\u1ee7a hai ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a s\u1ed1 \u0111\u00f3 l\u00e0 chia h\u1ebft cho 4.<em> (V\u00ed d\u1ee5: S\u1ed1 284, ch\u00fang ta c\u00f3 8 + 4 = 12 v\u00e0 12 chia cho 4, kh\u1ea5u tr\u1eeb 284 chia cho 4)<\/em><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">N\u1ebfu s\u1ed1 \u0111\u00f3 l\u00e0 m\u1ed9t s\u1ed1 ch\u1eb5n v\u00e0 t\u1ed5ng c\u1ee7a c\u00e1c ch\u1eef s\u1ed1 c\u1ee7a s\u1ed1 \u0111\u00f3 l\u00e0 chia h\u1ebft cho 4, th\u00ec s\u1ed1 \u0111\u00f3 l\u00e0 chia h\u1ebft cho 4. <em>(V\u00ed d\u1ee5: S\u1ed1 88, ch\u00fang t\u00f4i c\u00f3 8 + 8 = 16 v\u00e0 16 chia cho 4, suy ra 88 chia h\u1ebft cho 4)<\/em><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">N\u1ebfu s\u1ed1 \u0111\u00f3 l\u00e0 t\u1ed5ng c\u1ee7a hai s\u1ed1 chia cho 4, th\u00ec con s\u1ed1 \u0111\u00f3 l\u00e0 chia h\u1ebft cho 4. <em>(V\u00ed d\u1ee5: 20 = 16 + 4, trong \u0111\u00f3 c\u1ea3 hai s\u1ed1 chia h\u1ebft cho 4)<\/em><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">N\u1ebfu s\u1ed1 \u0111\u00f3 l\u00e0 t\u1ed5ng c\u1ee7a m\u1ed9t s\u1ed1 chia cho 4 v\u00e0 m\u1ed9t s\u1ed1 chia cho 2, th\u00ec s\u1ed1 \u0111\u00f3 l\u00e0 chia h\u1ebft cho 4. <em>(V\u00ed d\u1ee5: 24 = 20 + 4, trong \u0111\u00f3 c\u1ea3 hai s\u1ed1 \u0111\u1ec1u chia cho 2 v\u00e0 4)<\/em><\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">N\u1ebfu s\u1ed1 \u0111\u00f3 c\u00f3 s\u1ed1 \u0111\u01a1n v\u1ecb l\u00e0 0 v\u00e0 s\u1ed1 \u0111\u01a1n v\u1ecb tr\u01b0\u1edbc \u0111\u00f3 chia cho 2, th\u00ec s\u1ed1 \u0111\u00f3 s\u1ebd chia h\u1ebft cho 4. <em>(V\u00ed d\u1ee5: 240, 420, 880, &#8230;)<\/em><\/p>\n<\/li>\n<\/ol>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/1-dau-hieu-chia-het-cho-4.png\" alt=\"C\u00e1c d\u1ea5u hi\u1ec7u \u0111\u01b0\u1ee3c chia cho 4 c\u01a1 b\u1ea3n. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Ngo\u00e0i c\u00e1c d\u1ea5u hi\u1ec7u \u0111\u00e3 n\u00f3i \u1edf tr\u00ean, ch\u00fang t\u00f4i c\u0169ng c\u00f3 th\u1ec3 chia c\u00e1c c\u00e1ch \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ed9t s\u1ed1 chia cho 4 th\u00e0nh hai tr\u01b0\u1eddng h\u1ee3p, bao g\u1ed3m: s\u1ed1 l\u01b0\u1ee3ng l\u1edbn h\u01a1n 99 v\u00e0 s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf h\u01a1n 99. Chi ti\u1ebft s\u1ebd \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y b\u1edfi kh\u1ec9 ngay b\u00ean d\u01b0\u1edbi.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Dau_hieu_chia_het_cho_4_cho_cac_so_lon_hon_99\"><\/span>D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 cho c\u00e1c s\u1ed1 l\u1edbn h\u01a1n 99<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u1ed1i v\u1edbi c\u00e1c s\u1ed1 l\u1edbn h\u01a1n 99, h\u00e3y ki\u1ec3m tra \u0111\u1ea7u s\u1ed1 2 c\u1ee7a s\u1ed1 \u0111\u00e3 cho. N\u1ebfu ch\u1eef s\u1ed1 k\u1ebft th\u00fac l\u00e0 0 ho\u1eb7c t\u1ea1o th\u00e0nh m\u1ed9t \u01b0\u1edbc s\u1ed1 4, th\u00ec con s\u1ed1 \u0111\u00f3 l\u00e0 chia h\u1ebft cho 4.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;14676&#8221; chia h\u1ebft cho 4 v\u00ec 2 ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng l\u00e0 76, t\u1ea1o th\u00e0nh m\u1ed9t \u01b0\u1edbc s\u1ed1 4 (76: 4 = 19).<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;345200&#8221; chia h\u1ebft cho 4 v\u00ec 2 ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng l\u00e0 00.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/2-dau-hieu-chia-het-cho-4.png\" alt=\"D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 cho c\u00e1c s\u1ed1 l\u1edbn h\u01a1n 99. (\u1ea2nh: S\u01b0u t\u1ea7m Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Dau_hieu_chia_het_cho_4_cho_it_hon_99\"><\/span>D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 cho \u00edt h\u01a1n 99<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi nh\u1ecf h\u01a1n 99, t\u0103ng g\u1ea5p \u0111\u00f4i c\u00e1c ch\u1eef s\u1ed1 v\u00e0 nh\u1eadn k\u1ebft qu\u1ea3 cho s\u1ed1 \u0111\u01a1n v\u1ecb. Sau \u0111\u00f3, ki\u1ec3m tra xem k\u1ebft qu\u1ea3 c\u00f3 chia h\u1ebft cho 4 kh\u00f4ng. N\u1ebfu chia cho 4, s\u1ed1 ban \u0111\u1ea7u c\u0169ng chia h\u1ebft cho 4 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;64&#8221;: S\u1ed1 l\u01b0\u1ee3ng h\u00e0ng ch\u1ee5c l\u00e0 6, tr\u00f9ng l\u1eb7p 12, sau \u0111\u00f3 c\u1ed9ng v\u1edbi s\u1ed1 \u0111\u01a1n v\u1ecb c\u1ee7a \u0111\u01a1n v\u1ecb l\u00e0 4.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;96&#8221;: S\u1ed1 l\u01b0\u1ee3ng h\u00e0ng ch\u1ee5c l\u00e0 9, tr\u00f9ng l\u1eb7p 18, sau \u0111\u00f3 c\u1ed9ng v\u1edbi s\u1ed1 \u0111\u01a1n v\u1ecb c\u1ee7a \u0111\u01a1n v\u1ecb l\u00e0 6. K\u1ebft qu\u1ea3 l\u00e0 18 + 6 = 24, chia h\u1ebft cho 4 n\u00ean 96 \u0111\u01b0\u1ee3c chia cho 4.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;47&#8221;: S\u1ed1 l\u01b0\u1ee3ng h\u00e0ng ch\u1ee5c l\u00e0 4, sao ch\u00e9p 8, sau \u0111\u00f3 c\u1ed9ng v\u1edbi s\u1ed1 \u0111\u01a1n v\u1ecb c\u1ee7a \u0111\u01a1n v\u1ecb l\u00e0 7. K\u1ebft qu\u1ea3 l\u00e0 8 + 7 = 15, kh\u00f4ng chia h\u1ebft cho 4 n\u00ean 47 kh\u00f4ng chia h\u1ebft cho 4.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/3-dau-hieu-chia-het-cho-4.png\" alt=\"D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4 cho \u00edt h\u01a1n 99. (\u1ea2nh: S\u01b0u t\u1ea7m Internet)\" width=\"100%\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_loai_bai_viet_ve_Dau_hieu_chia_het_cho_4\"><\/span>C\u00e1c lo\u1ea1i b\u00e0i vi\u1ebft v\u1ec1 D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 4 lo\u1ea1i b\u00e0i t\u1eadp to\u00e1n v\u1ec1 d\u1ea5u hi\u1ec7u m\u00e0 b\u1ea1n c\u1ea7n n\u1eafm b\u1eaft.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_1_Tim_cac_so_chia_het_cho_4\"><\/span>M\u1eabu 1: T\u00ecm c\u00e1c s\u1ed1 chia h\u1ebft cho 4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u00e2y l\u00e0 lo\u1ea1i v\u1ea5n \u0111\u1ec1 m\u00e0 v\u1ea5n \u0111\u1ec1 s\u1ebd \u0111\u01b0a ra m\u1ed9t chu\u1ed7i c\u00e1c s\u1ed1 v\u00e0 y\u00eau c\u1ea7u b\u1ea1n t\u00ecm c\u00e1c s\u1ed1 trong chu\u1ed7i t\u1ea5t c\u1ea3 \u0111\u00e3 chia cho 4 v\u00e0 gi\u1ea3i th\u00edch l\u00fd do.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5: Trong chu\u1ed7i s\u1ed1 84, 94, 108, 137, 252, s\u1ed1 n\u00e0o chia h\u1ebft cho 4?<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;84&#8221; chia h\u1ebft cho 4 v\u00ec t\u1ed5ng hai ch\u1eef s\u1ed1 (8 + 4 = 12) \u0111\u01b0\u1ee3c chia cho 4.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;94&#8221; kh\u00f4ng chia h\u1ebft cho 4 v\u00ec t\u1ed5ng hai ch\u1eef s\u1ed1 (9 + 4 = 13) kh\u00f4ng \u0111\u01b0\u1ee3c chia cho 4.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;108&#8221; chia h\u1ebft cho 4 v\u00ec hai ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng l\u00e0 08 chia h\u1ebft cho 4.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;137&#8221; kh\u00f4ng \u0111\u01b0\u1ee3c chia cho 4 v\u00ec hai ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng l\u00e0 37 kh\u00f4ng chia cho 4.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 &#8220;252&#8221; chia h\u1ebft cho 4 v\u00ec hai ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng l\u00e0 52 chia cho 4.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_2_Hinh_thanh_tat_ca_cac_bo_phan_tu_cac_so_da_cho\"><\/span>M\u1eabu 2: H\u00ecnh th\u00e0nh t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn t\u1eeb c\u00e1c s\u1ed1 \u0111\u00e3 cho<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u00e2y l\u00e0 lo\u1ea1i v\u1ea5n \u0111\u1ec1 t\u1eeb c\u00e1c ch\u1eef s\u1ed1 m\u00e0 b\u00e0i h\u1ecdc \u0111\u00e3 cho (th\u01b0\u1eddng l\u00e0 0, 1, 2, 3, 4, 5, 6, 7, 8, 9) \u0111\u00e3 h\u00ecnh th\u00e0nh ba s\u1ed1 -\u0111\u1ecbnh ngh\u0129a\/n\u0103m ch\u1eef s\u1ed1\/&#8230; (kh\u00e1c nhau) \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n chia h\u1ebft cho 4.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5: t\u1eeb c\u00e1c s\u1ed1 0, 2, 5, \u0111\u1ec3 ba s\u1ed1 -\u0111\u1ecbnh ngh\u0129a th\u1ecfa m\u00e3n t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n chia cho 4?<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi: S\u1ed1 ba ch\u1eef s\u1ed1 chia h\u1ebft cho 4 t\u1eeb 0, 2, 5 l\u00e0 520.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_3_Viet_cac_so_co_so_yeu_cau_chia_het_cho_4\"><\/span>M\u1eabu 3: Vi\u1ebft c\u00e1c s\u1ed1 c\u00f3 s\u1ed1 y\u00eau c\u1ea7u chia h\u1ebft cho 4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u00e2y l\u00e0 h\u00ecnh th\u1ee9c t\u01b0\u01a1ng t\u1ef1 nh\u01b0 lo\u1ea1i th\u1ee9 hai \u1edf tr\u00ean, nh\u01b0ng d\u01b0\u1edbi d\u1ea1ng c\u00e1c d\u1ea5u hi\u1ec7u to\u00e1n h\u1ecdc chia h\u1ebft cho 4 b\u1ea1n s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u01b0a ra tr\u01b0\u1edbc c\u00e1c ch\u1eef s\u1ed1 nh\u01b0ng ph\u1ea3i t\u00ecm c\u00e1c s\u1ed1 theo y\u00eau c\u1ea7u t\u1eeb chu\u1ed7i t\u1ef1 nhi\u00ean th\u1ecfa m\u00e3n c\u00e1c \u0111i\u1ec1u ki\u1ec7n chia h\u1ebft cho 4.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5: Vi\u1ebft 5 s\u1ed1 v\u1edbi 3 ch\u1eef s\u1ed1 kh\u00e1c nhau h\u00e0i l\u00f2ng v\u1edbi 4?<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi: C\u00e1c s\u1ed1 3 -Digit l\u00e0 chia h\u1ebft cho 4 164, 236, 408, 424, 328.<\/p>\n<table style=\"border-collapse: collapse;width: 100.01%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5932%\">\n<p style=\"text-align: center\">\u0110\u1eebng b\u1ecf l\u1ee1 !!<\/p>\n<p style=\"text-align: center\">Ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n h\u1ecdc b\u1eb1ng ti\u1ebfng Anh, gi\u00fap ph\u00e1t tri\u1ec3n t\u01b0 duy theo c\u00e1ch to\u00e0n di\u1ec7n nh\u1ea5t.<\/p>\n<p style=\"text-align: center\">Nh\u1eadn t\u1ed1i \u0111a 40% \u01b0u \u0111\u00e3i ngay t\u1ea1i \u0111\u00e2y!<img decoding=\"async\" style=\"margin-left: auto;margin-right: auto\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/taimienphiMM.png\" width=\"185\"><\/p>\n<\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_4_Tim_cac_so_dap_ung_cac_dieu_kien_cua_van_de\"><\/span>M\u1eabu 4: T\u00ecm c\u00e1c s\u1ed1 \u0111\u00e1p \u1ee9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee7a v\u1ea5n \u0111\u1ec1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Trong h\u00ecnh th\u1ee9c to\u00e1n h\u1ecdc n\u00e0y, v\u1ea5n \u0111\u1ec1 s\u1ebd y\u00eau c\u1ea7u b\u1ea1n t\u00ecm th\u1ea5y s\u1ed1 l\u01b0\u1ee3ng c\u00f2n thi\u1ebfu c\u1ee7a m\u1ed9t s\u1ed1 s\u1ed1 \u0111\u00e3 cho (ch\u1eb3ng h\u1ea1n nh\u01b0: 234x, t\u00ecm x?), V\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n chia h\u1ebft cho 4.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5: T\u00ecm m\u1ed9t \u0111\u1ebfn s\u1ed1 23A chia cho 4?<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi: \u0110\u1ec3 m\u1ed9t s\u1ed1 23A chia h\u1ebft cho 4, s\u1ed1 \u0111\u00f3 ph\u1ea3i c\u00f3 2 ch\u1eef s\u1ed1 \u0111\u1ec3 chia cho 4. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 s\u1ed1 3A ph\u1ea3i \u0111\u01b0\u1ee3c chia cho 4, ch\u00fang ta c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh hai s\u1ed1 32 v\u00e0 36. Suy ra: a = 2.6.<\/p>\n<p dir=\"ltr\">Xem th\u00eam:<\/p>\n<ol>\n<li dir=\"ltr\">Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math &#8211; \u1ee8ng d\u1ee5ng to\u00e1n h\u1ecdc b\u1eb1ng ti\u1ebfng Anh s\u1ed1 1 cho tr\u1ebb m\u1eabu gi\u00e1o &amp; tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc<\/li>\n<li dir=\"ltr\">Chi ti\u1ebft v\u1ec1 c\u00e1ch x\u00e1c \u0111\u1ecbnh v\u00e0 b\u00e0i t\u1eadp v\u1ec1 c\u00e1c d\u1ea5u hi\u1ec7u ph\u00e2n chia cho 7<\/li>\n<\/ol>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/4-dau-hieu-chia-het-cho-4.png\" alt=\"C\u00e1c lo\u1ea1i b\u00e0i vi\u1ebft v\u1ec1 D\u1ea5u hi\u1ec7u chia h\u1ebft cho 4. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tom_tat_cac_bai_tap_tu_tao_ve_cac_dau_hieu_chia_het_cho_4\"><\/span>T\u00f3m t\u1eaft c\u00e1c b\u00e0i t\u1eadp t\u1ef1 t\u1ea1o v\u1ec1 c\u00e1c d\u1ea5u hi\u1ec7u chia h\u1ebft cho 4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">B\u00e0i 1: T\u00ecm t\u1ea5t c\u1ea3 c\u00e1c s\u1ed1 chia cho 4 trong s\u1ed1 c\u00e1c s\u1ed1 sau 56, 73, 292, 163, 569, 444. Gi\u1ea3i th\u00edch?<\/p>\n<p dir=\"ltr\">B\u00e0i 2: Trong s\u1ed1 c\u00e1c s\u1ed1 t\u1eeb 200 \u0111\u1ebfn 300, t\u00ecm c\u00e1c s\u1ed1 chia cho 4?<\/p>\n<p dir=\"ltr\">B\u00e0i 3: T\u1eeb c\u00e1c s\u1ed1 1, 2, 4, 6, t\u1ea1o ra c\u00e1c s\u1ed1 ba ch\u1eef s\u1ed1 \u0111\u00e1p \u1ee9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n chia cho 4?<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 4: T\u1eeb c\u00e1c s\u1ed1 0, 3, 5, 8, t\u1ea1o c\u00e1c s\u1ed1 n\u0103m \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n chia cho 4?<\/p>\n<p dir=\"ltr\">B\u00e0i 5: Vi\u1ebft 5 s\u1ed1 v\u1edbi 3 ch\u1eef s\u1ed1 kh\u00e1c nhau \u0111\u01b0\u1ee3c th\u1ecfa m\u00e3n v\u1edbi 4?<\/p>\n<p dir=\"ltr\">B\u00e0i 6: Vi\u1ebft 3 s\u1ed1 v\u1edbi 4 ch\u1eef s\u1ed1 kh\u00e1c nhau \u0111\u01b0\u1ee3c th\u1ecfa m\u00e3n v\u1edbi 4?<\/p>\n<p dir=\"ltr\">B\u00e0i 7: T\u00ecm c\u00e1c ch\u1eef s\u1ed1 \u0111\u1ec3 s\u1ed1 7345a chia h\u1ebft cho 4?<\/p>\n<p dir=\"ltr\">B\u00e0i 8: T\u00ecm c\u00e1c ch\u1eef s\u1ed1 A \u0111\u1ec3 s\u1ed1 8132A chia h\u1ebft cho 4?<\/p>\n<p dir=\"ltr\">B\u00e0i 9: T\u00ecm hai s\u1ed1 chia cho 4 \u0111\u1ec3 t\u1ed5ng c\u1ee7a ch\u00fang l\u00e0 72?<\/p>\n<h4 class=\"\" data-start=\"189\" data-end=\"210\"><span class=\"ez-toc-section\" id=\"Bai_10_Trong_cac_so_sau_so_nao_chia_het_cho_4\"><\/span>B\u00e0i 10: Trong c\u00e1c s\u1ed1 sau, s\u1ed1 n\u00e0o chia h\u1ebft cho 4?<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h4 class=\"\" data-start=\"189\" data-end=\"210\"><span class=\"ez-toc-section\" id=\"A_456_b_7892_C_1234_D_572\"><\/span>A) 456 b) 7892 C) 1234 D) 572<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h4 data-start=\"303\" data-end=\"324\"><span class=\"ez-toc-section\" id=\"Bai_11_Dien_vao_tu_%E2%80%9Cco%E2%80%9D_hoac_%E2%80%9Ckhong%E2%80%9D_trong_hop_trong\"><\/span>B\u00e0i 11: \u0110i\u1ec1n v\u00e0o t\u1eeb &#8220;c\u00f3&#8221; ho\u1eb7c &#8220;kh\u00f4ng&#8221; trong h\u1ed9p tr\u1ed1ng<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>a) 508 chia h\u1ebft cho 4: ______b) 1020 chia cho 4: _____C) 715 chia cho 4: _____D) 840 chia h\u1ebft cho 4: ________<\/p>\n<p class=\"MsoNormal\">B\u00e0i 12: T\u00ecm s\u1ed1 l\u1edbn nh\u1ea5t v\u1edbi ba ch\u1eef s\u1ed1 chia cho 4.<\/p>\n<p data-start=\"588\" data-end=\"685\">B\u00e0i 13: Trong c\u00e1c s\u1ed1 sau, s\u1ed1 n\u00e0o kh\u00f4ng chia h\u1ebft cho 4?<\/p>\n<p data-start=\"588\" data-end=\"685\">A) 3456 b) 9128 C) 5010 D) 7236<\/p>\n<p data-start=\"709\" data-end=\"761\">B\u00e0i 14: Vi\u1ebft ba s\u1ed1 v\u1edbi b\u1ea5t k\u1ef3 b\u1ed1n ch\u1eef s\u1ed1 n\u00e0o chia h\u1ebft cho 4.<\/p>\n<p data-start=\"785\" data-end=\"850\">B\u00e0i 15: Thay th\u1ebf x b\u1eb1ng ch\u1eef s\u1ed1 th\u00edch h\u1ee3p sao cho s\u1ed1 sau \u0111\u01b0\u1ee3c chia cho 4: 78&#215;2.<\/p>\n<p data-start=\"874\" data-end=\"940\">B\u00e0i 16: T\u00ecm t\u1ea5t c\u1ea3 ba s\u1ed1 ch\u1eef s\u1ed1 b\u1eaft \u0111\u1ea7u t\u1eeb 6 v\u00e0 chia h\u1ebft cho 4.<\/p>\n<p data-start=\"964\" data-end=\"1041\">B\u00e0i h\u1ecdc 17: \u0110\u01b0a ra chu\u1ed7i: 128, 256, 394, 472, 600, 775. Vui l\u00f2ng cho bi\u1ebft c\u00e1c s\u1ed1 chia h\u1ebft cho 4.<\/p>\n<p data-start=\"1065\" data-end=\"1111\">B\u00e0i 18: T\u00ecm s\u1ed1 nh\u1ecf nh\u1ea5t v\u1edbi ba ch\u1eef s\u1ed1 chia cho 4.<\/p>\n<p data-start=\"1065\" data-end=\"1111\">B\u00e0i h\u1ecdc 19: X\u00e1c \u0111\u1ecbnh c\u00e1c s\u1ed1 chia cho 4 t\u1eeb sau: 1104, 1125, 1208, 1300, 1402.<\/p>\n<p dir=\"ltr\">Tr\u00ean \u0111\u00e2y l\u00e0 t\u1ea5t c\u1ea3 ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 d\u1ea5u hi\u1ec7u ph\u00e2n chia c\u1ee7a 4 m\u00e0 Kh\u1ec9 mu\u1ed1n chia s\u1ebb v\u1edbi b\u1ea1n. H\u00e3y nh\u1edb r\u1eb1ng, c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 h\u1ecdc to\u00e1n l\u00e0 l\u00e0m ch\u1ee7 l\u00fd thuy\u1ebft v\u00e0 th\u1ef1c h\u00e0nh th\u01b0\u1eddng xuy\u00ean. B\u00ean c\u1ea1nh \u0111\u00f3, m\u1ed9t trong nh\u1eefng gi\u1ea3i ph\u00e1p to\u00e1n h\u1ecdc hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0 Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math &#8211; \u1ee9ng d\u1ee5ng to\u00e1n h\u1ecdc b\u1eb1ng ti\u1ebfng Anh cho tr\u1ebb em. B\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc t\u1eadp hi\u1ec7n \u0111\u1ea1i v\u00e0 n\u1ed9i dung c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c chung m\u1edbi, gi\u00fap nhi\u1ec1u tr\u1ebb em Vi\u1ec7t Nam ph\u00e1t tri\u1ec3n t\u01b0 duy m\u1ea1nh m\u1ebd v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u1ea5n t\u01b0\u1ee3ng trong h\u1ecdc t\u1eadp.<\/p>\n<p>\u0110\u0103ng k\u00fd t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n ngay t\u1ea1i \u0111\u00e2y \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c gi\u1ea3m gi\u00e1 t\u1edbi 40% v\u00e0 t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp mi\u1ec5n ph\u00ed!<\/p>\n<p>Ngu\u1ed3n: <a href=\"https:\/\/www.ckconitsha.com\/vn\/\">https:\/\/www.ckconitsha.com\/vn\/<\/a> T\u00e1c gi\u1ea3: <a href=\"https:\/\/www.ckconitsha.com\/vn\/author\/nguyenlandung\">Nguy\u1ec5n L\u00e2n d\u0169ng<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u1ea5u hi\u1ec7u chia cho 4 l\u00e0 to\u00e1n h\u1ecdc ph\u1ed5 bi\u1ebfn trong c\u00e1c b\u00e0i ki\u1ec3m tra v\u00e0 ki\u1ec3m tra. V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh s\u1ed1 n\u00e0o chia h\u1ebft cho 4 nhanh ch\u00f3ng? Kh\u00e1m ph\u00e1 c\u00e1c m\u1eb9o \u0111\u01a1n gi\u1ea3n v\u00e0 th\u1ef1c h\u00e0nh v\u1edbi c\u00e1c b\u00e0i t\u1eadp th\u00fa v\u1ecb ngay t\u1ea1i \u0111\u00e2y! C\u00e1c c\u00e1ch \u0111\u1ec3 x\u00e1c&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-7880","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/7880","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/comments?post=7880"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/7880\/revisions"}],"predecessor-version":[{"id":8065,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/7880\/revisions\/8065"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=7880"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=7880"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=7880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}