{"id":21775,"date":"2025-07-08T21:25:52","date_gmt":"2025-07-08T14:25:52","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=21775"},"modified":"2025-07-08T23:35:50","modified_gmt":"2025-07-08T16:35:50","slug":"luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/","title":{"rendered":"L\u01b0u ngay 5+ b\u1ed9 c\u00e2u h\u1ecfi to\u00e1n \u0111\u1ed1 vui ti\u1ec3u h\u1ecdc c\u00f9ng b\u00e9 v\u1eeba ch\u01a1i v\u1eeba h\u1ecdc h\u1ee9ng th\u00fa h\u01a1n"},"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\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Loi_ich_va_tam_quan_trong_khi_choi_voi_tre_em_co_cau_do_tieu_hoc\" >L\u1ee3i \u00edch v\u00e0 t\u1ea7m quan tr\u1ecdng khi ch\u01a1i v\u1edbi tr\u1ebb em c\u00f3 c\u00e2u \u0111\u1ed1 ti\u1ec3u h\u1ecdc<\/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\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Giup_em_be_thuc_hanh_suy_nghi_va_sang_tao\" >Gi\u00fap em b\u00e9 th\u1ef1c h\u00e0nh suy ngh\u0129 v\u00e0 s\u00e1ng t\u1ea1o<\/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\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Tang_kien_%E2%80%8B%E2%80%8Bthuc_ve_von_ve_cuoc_song_xung_quanh_toan_hoc\" >T\u0103ng ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 v\u1ed1n v\u1ec1 cu\u1ed9c s\u1ed1ng xung quanh to\u00e1n h\u1ecdc<\/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\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_do_toan_hoc_chinh_de_giup_tre_phat_trien_su_sang_tao\" >C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc ch\u00ednh \u0111\u1ec3 gi\u00fap tr\u1ebb ph\u00e1t tri\u1ec3n s\u1ef1 s\u00e1ng t\u1ea1o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Tao_su_phan_khich_khi_hoc_toan\" >T\u1ea1o s\u1ef1 ph\u1ea5n kh\u00edch khi h\u1ecdc to\u00e1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Phat_trien_ky_nang_giao_tiep\" >Ph\u00e1t tri\u1ec3n k\u1ef9 n\u0103ng giao ti\u1ebfp<\/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\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cai_thien_tinh_than_thi_dua_hoc\" >C\u1ea3i thi\u1ec7n tinh th\u1ea7n thi \u0111ua, h\u1ecdc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#De_xuat_mot_tap_hop_cac_cau_do_toan_hoc_co_ban_voi_cac_giai_phap\" >\u0110\u1ec1 xu\u1ea5t m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_do_1\" >C\u00e2u \u0111\u1ed1 1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_hoi_toan_hoc_chinh_Cau_2_Cau_hoi_2\" >C\u00e2u h\u1ecfi to\u00e1n h\u1ecdc ch\u00ednh C\u00e2u 2 C\u00e2u h\u1ecfi 2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_do_tri_tue_3\" >C\u00e2u \u0111\u1ed1 tr\u00ed tu\u1ec7 3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_do_tri_tue_4\" >C\u00e2u \u0111\u1ed1 tr\u00ed tu\u1ec7 4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_do_toan_hoc_so_5\" >C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc s\u1ed1 5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_hoi_truong_tieu_hoc_voi_cau_hoi_6\" >C\u00e2u h\u1ecfi tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc v\u1edbi c\u00e2u h\u1ecfi 6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Cau_do_toan_hoc_so_7\" >C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc s\u1ed1 7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Mot_so_cau_hoi_ve_cac_thu_thuat_toan_hoc\" >M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi v\u1ec1 c\u00e1c th\u1ee7 thu\u1eadt to\u00e1n h\u1ecdc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Hay_choi_tro_choi_giai_do_chi_can_hoc_niem_vui_voi_toan_hoc_khi\" >H\u00e3y ch\u01a1i tr\u00f2 ch\u01a1i gi\u1ea3i \u0111\u1ed1, ch\u1ec9 c\u1ea7n h\u1ecdc ni\u1ec1m vui v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.ckconitsha.com\/vn\/luu-ngay-5-bo-cau-hoi-toan-do-vui-tieu-hoc-cung-be-vua-choi-vua-hoc-hung-thu-hon\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>Tham gia c\u00f9ng tr\u1ebb em tham gia v\u00e0o c\u00e1c v\u1ea5n \u0111\u1ec1 to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n l\u00e0 ph\u01b0\u01a1ng ph\u00e1p m\u00e0 cha m\u1eb9 n\u00ean n\u1ed9p \u0111\u01a1n t\u1ea1i nh\u00e0 \u0111\u1ec3 gi\u00fap con c\u00e1i t\u0103ng s\u1ef1 quan t\u00e2m v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 n\u0103ng to\u00e1n h\u1ecdc c\u1ee7a ch\u00fang t\u1ed1t h\u01a1n. \u0110\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c b\u1ed9 c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n m\u00e0 kh\u1ec9 gi\u1edbi thi\u1ec7u d\u01b0\u1edbi \u0111\u00e2y, cha m\u1eb9 kh\u00f4ng n\u00ean b\u1ecf qua \u0111\u1ec3 chinh ph\u1ee5c ch\u00fang v\u1edbi con c\u00e1i c\u1ee7a h\u1ecd.<\/p>\n<p>                                    <\/p>\n<h2><span class=\"ez-toc-section\" id=\"Loi_ich_va_tam_quan_trong_khi_choi_voi_tre_em_co_cau_do_tieu_hoc\"><\/span>L\u1ee3i \u00edch v\u00e0 t\u1ea7m quan tr\u1ecdng khi ch\u01a1i v\u1edbi tr\u1ebb em c\u00f3 c\u00e2u \u0111\u1ed1 ti\u1ec3u h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Thay v\u00ec ch\u1ec9 \u0111\u1ec3 tr\u1ebb h\u1ecdc to\u00e1n tr\u00ean s\u00e1ch, n\u00f3 s\u1ebd nhanh ch\u00f3ng khi\u1ebfn ch\u00fang nh\u00e0m ch\u00e1n v\u00e0 kh\u00f4ng quan t\u00e2m \u0111\u1ebfn vi\u1ec7c h\u1ecdc. V\u00ec v\u1eady, ph\u1ee5 huynh n\u00ean th\u1eed t\u1ed5 ch\u1ee9c cu\u1ed9c thi C\u00e2u \u0111\u1ed1 l\u1ec5 h\u1ed9i to\u00e1n h\u1ecdc ch\u00ednh \u0111\u1ec3 h\u1ecd c\u00f3 th\u1ec3 ch\u01a1i v\u00e0 h\u1ecdc th\u00fa v\u1ecb h\u01a1n.<\/p>\n<p>B\u1edfi v\u00ec theo nhi\u1ec1u x\u00e1c minh, tr\u1ebb h\u1ecdc to\u00e1n h\u1ecdc th\u00f4ng qua vi\u1ec7c gi\u1ea3i c\u00e1c c\u00e2u \u0111\u1ed1 mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch h\u1ea5p d\u1eabn nh\u01b0:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Giup_em_be_thuc_hanh_suy_nghi_va_sang_tao\"><\/span>Gi\u00fap em b\u00e9 th\u1ef1c h\u00e0nh suy ngh\u0129 v\u00e0 s\u00e1ng t\u1ea1o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c v\u1ea5n \u0111\u1ec1 to\u00e1n h\u1ecdc th\u00f4ng th\u01b0\u1eddng, khi \u0111\u1ee9a tr\u1ebb gi\u1ea3i c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc, anh ta ph\u1ea3i c\u1ed1 g\u1eafng suy ngh\u0129 v\u00e0 suy ngh\u0129 \u0111\u1ec3 t\u00ecm gi\u1ea3i ph\u00e1p ch\u00ednh x\u00e1c.<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-1.jpg\" alt=\"Ch\u01a1i gi\u1ea3i quy\u1ebft c\u00e2u \u0111\u1ed1 gi\u00fap em b\u00e9 c\u1ee7a b\u1ea1n ph\u00e1t tri\u1ec3n n\u00e3o t\u1ed1t h\u01a1n. (\u1ea2nh: GUU)\" width=\"100%\"><\/p>\n<p>\u0110\u00e2y s\u1ebd l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 k\u00edch th\u00edch n\u00e3o c\u1ee7a em b\u00e9 ho\u1ea1t \u0111\u1ed9ng, li\u00ean k\u1ebft v\u00e0 k\u1ebft h\u1ee3p v\u1edbi ki\u1ebfn \u200b\u200bth\u1ee9c to\u00e1n h\u1ecdc. Tuy nhi\u00ean, v\u00ec c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n kh\u00e1 ph\u1ee9c t\u1ea1p, cha m\u1eb9 c\u1ea7n \u0111\u1ecbnh h\u01b0\u1edbng em b\u00e9 ho\u1eb7c g\u1ee3i \u00fd r\u1eb1ng con c\u00e1i c\u1ee7a h\u1ecd c\u00f3 th\u1ec3 gi\u1ea3i c\u00e1c c\u00e2u \u0111\u1ed1 d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tang_kien_%E2%80%8B%E2%80%8Bthuc_ve_von_ve_cuoc_song_xung_quanh_toan_hoc\"><\/span>T\u0103ng ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 v\u1ed1n v\u1ec1 cu\u1ed9c s\u1ed1ng xung quanh to\u00e1n h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u1edbi nh\u1eefng c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc, n\u00f3 th\u01b0\u1eddng kh\u00f4ng ch\u1ec9 li\u00ean quan \u0111\u1ebfn ki\u1ebfn \u200b\u200bth\u1ee9c to\u00e1n h\u1ecdc, m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn r\u1ea5t nhi\u1ec1u ki\u1ebfn \u200b\u200bth\u1ee9c xung quanh cu\u1ed9c s\u1ed1ng.<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-2.jpg\" alt=\"Gi\u00fap con b\u1ea1n h\u1ecdc th\u00eam ki\u1ebfn \u200b\u200bth\u1ee9c. (\u1ea2nh: t\u1ed5 ong v\u00e0ng)\" width=\"100%\"><\/p>\n<p>Do \u0111\u00f3, cho em b\u00e9 ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec1u lo\u1ea1i to\u00e1n h\u1ecdc h\u00e0i h\u01b0\u1edbc c\u01a1 b\u1ea3n, tr\u1ebb em s\u1ebd t\u00edch l\u0169y th\u00eam ki\u1ebfn \u200b\u200bth\u1ee9c m\u1edbi \u0111\u1ec3 th\u00eam v\u00e0o kho b\u00e1u hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang t\u1ed1t h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_do_toan_hoc_chinh_de_giup_tre_phat_trien_su_sang_tao\"><\/span>C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc ch\u00ednh \u0111\u1ec3 gi\u00fap tr\u1ebb ph\u00e1t tri\u1ec3n s\u1ef1 s\u00e1ng t\u1ea1o<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kh\u00f4ng c\u00f3 &#8220;b\u1eaby&#8221; s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e2u \u0111\u1ed1. T\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, n\u1ebfu em b\u00e9 kh\u00f4ng quan s\u00e1t, th\u1eadt d\u1ec5 d\u00e0ng \u0111\u1ec3 s\u1ee5p \u0111\u1ed5 &#8220;b\u1eaby&#8221; v\u00e0 kh\u00f4ng th\u1ec3 t\u00ecm th\u1ea5y c\u00e2u tr\u1ea3 l\u1eddi.<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-3.jpg\" alt=\"Ph\u00e1t tri\u1ec3n t\u01b0 duy s\u00e1ng t\u1ea1o c\u1ee7a b\u00e9 khi ch\u01a1i c\u00e2u \u0111\u1ed1. (\u1ea2nh: Vi\u1ec7t Nam)\" width=\"100%\"><\/p>\n<p>V\u00ec v\u1eady, khi gi\u1ea3i c\u00e2u \u0111\u1ed1 to\u00e1n \u0111\u00f2i h\u1ecfi tr\u1ebb s\u1ebd ph\u1ea3i suy ngh\u0129 v\u00e0 t\u1ea1o ra nhi\u1ec1u h\u01a1n b\u00ecnh th\u01b0\u1eddng. Bu\u1ed9c tr\u1ebb em th\u1ea5y v\u1ea5n \u0111\u1ec1 \u1edf nhi\u1ec1u kh\u00eda c\u1ea1nh v\u00e0 kh\u00eda c\u1ea1nh kh\u00e1c nhau \u0111\u1ec3 c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y c\u00e1c \u0111i\u1ec3m \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e2u tr\u1ea3 l\u1eddi ch\u00ednh x\u00e1c.<\/p>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng t\u01b0 duy thi\u1ebft y\u1ebfu m\u00e0 cha m\u1eb9 n\u00ean cung c\u1ea5p cho h\u1ecd nhi\u1ec1u h\u01a1n \u0111\u1ec3 ph\u00e1t tri\u1ec3n kh\u1ea3 n\u0103ng s\u00e1ng t\u1ea1o c\u1ee7a h\u1ecd sau n\u00e0y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tao_su_phan_khich_khi_hoc_toan\"><\/span>T\u1ea1o s\u1ef1 ph\u1ea5n kh\u00edch khi h\u1ecdc to\u00e1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u1edbi c\u00e1c b\u00e0i h\u1ecdc to\u00e1n v\u1ec1 s\u00e1ch kh\u00e1 nh\u00e0m ch\u00e1n, vi\u1ec7c gi\u1ea3i quy\u1ebft c\u00e2u \u0111\u1ed1 nh\u01b0 v\u1eady s\u1ebd gi\u00fap tr\u1ebb c\u1ea3m th\u1ea5y ph\u1ea5n kh\u00edch, kh\u00e1m ph\u00e1 v\u00e0 mu\u1ed1n chinh ph\u1ee5c.<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-5.jpg\" alt=\"Gi\u00fap t\u1ea1o th\u00eam s\u1ef1 quan t\u00e2m khi h\u1ecdc to\u00e1n. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p>Ch\u01b0a k\u1ec3, c\u00f3 nhi\u1ec1u c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc pha tr\u1ed9n v\u1edbi s\u1ef1 h\u00e0i h\u01b0\u1edbc, gi\u00fap h\u1ecd lu\u00f4n c\u1ea3m th\u1ea5y tho\u1ea3i m\u00e1i, th\u01b0 gi\u00e3n v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 ni\u1ec1m t\u1ef1 h\u00e0o v\u00e0 s\u1ef1 ph\u1ea5n kh\u00edch khi t\u00ecm ra gi\u1ea3i ph\u00e1p c\u1ee7a m\u1ed9t c\u00e2u \u0111\u1ed1.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phat_trien_ky_nang_giao_tiep\"><\/span>Ph\u00e1t tri\u1ec3n k\u1ef9 n\u0103ng giao ti\u1ebfp<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi tr\u1ebb tham gia gi\u1ea3i \u0111\u1ea5u ch\u01a1i to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n, ch\u00fang s\u1ebd gi\u00fap ch\u00fang r\u1eddi kh\u1ecfi m\u00e0n h\u00ecnh TV \u0111\u1ec3 &#8220;\u0111\u1ed1i m\u1eb7t&#8221; \u0111\u1ec3 n\u00f3i chuy\u1ec7n, giao ti\u1ebfp v\u1edbi cha m\u1eb9, gi\u00e1o vi\u00ean, ng\u01b0\u1eddi th\u00e2n ho\u1eb7c b\u1ea1n b\u00e8 \u0111\u1ec3 l\u1eafng nghe, tr\u1ea3 l\u1eddi, tranh lu\u1eadn, t\u00ecm c\u00e2u tr\u1ea3 l\u1eddi c\u00f9ng nhau &#8230;<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-6.jpg\" alt=\"T\u0103ng giao ti\u1ebfp, t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u1ecdi ng\u01b0\u1eddi. (\u1ea2nh: t\u1edd b\u00e1o Dan Sinh)\" width=\"100%\"><\/p>\n<p>\u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap tr\u1ebb ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 n\u0103ng giao ti\u1ebfp t\u1ed1t h\u01a1n, c\u0169ng nh\u01b0 t\u0103ng s\u1ef1 t\u01b0\u01a1ng t\u00e1c v\u00e0 h\u1ee3p t\u00e1c khi gi\u1ea3i quy\u1ebft m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 c\u1ea7n thi\u1ebft cho cu\u1ed9c s\u1ed1ng c\u1ee7a em b\u00e9 sau n\u00e0y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cai_thien_tinh_than_thi_dua_hoc\"><\/span>C\u1ea3i thi\u1ec7n tinh th\u1ea7n thi \u0111ua, h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tr\u00f2 ch\u01a1i gi\u1ea3i \u0111\u1ed1 c\u0169ng r\u1ea5t kh\u00f3 kh\u0103n \u0111\u1ec3 k\u00edch th\u00edch s\u1ef1 s\u00e1ng t\u1ea1o, suy ngh\u0129, suy ngh\u0129 v\u00e0 n\u1ed7 l\u1ef1c \u0111\u1ec3 t\u00ecm ra gi\u1ea3i ph\u00e1p.<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-7.jpeg\" alt=\"Ch\u01a1i c\u00e1c c\u00e2u \u0111\u1ed1 \u0111\u1ec3 c\u1ea3i thi\u1ec7n tinh th\u1ea7n thi \u0111ua. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p>C\u1ee5 th\u1ec3, cha m\u1eb9 c\u00f3 th\u1ec3 t\u1ed5 ch\u1ee9c m\u1ed9t cu\u1ed9c thi gi\u1ea3i \u0111\u1ed1 v\u1edbi con c\u00e1i v\u00e0 b\u1ea1n b\u00e8 c\u1ee7a h\u1ecd theo nh\u00f3m, nh\u00f3m, tinh th\u1ea7n thi \u0111ua s\u1ebd t\u0103ng cao h\u01a1n. T\u1eeb \u0111\u00f3 s\u1ebd th\u00fac \u0111\u1ea9y tr\u1ebb em suy ngh\u0129, h\u1ecdc h\u1ecfi l\u1eabn nhau v\u00e0 c\u1ed1 g\u1eafng h\u01a1n.<\/p>\n<p>V\u1edbi nh\u1eefng l\u1ee3i \u00edch tuy\u1ec7t v\u1eddi \u1edf tr\u00ean khi cho tr\u1ebb tham gia v\u00e0o c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc vui nh\u1ed9n, \u0111\u00e2y ch\u1eafc ch\u1eafn l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc to\u00e1n hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 th\u00fa v\u1ecb h\u01a1n m\u00e0 cha m\u1eb9 n\u00ean \u00e1p d\u1ee5ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"De_xuat_mot_tap_hop_cac_cau_do_toan_hoc_co_ban_voi_cac_giai_phap\"><\/span>\u0110\u1ec1 xu\u1ea5t m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u00ecnh th\u1ee9c c\u1ee7a c\u00e1c c\u00e2u h\u1ecfi to\u00e1n h\u1ecdc gi\u1ea3i \u0111\u1ed1 d\u1ec5 d\u00e0ng, kh\u00f3 kh\u0103n \u0111\u1ec3 cha m\u1eb9 \u0111\u1ec1 c\u1eadp v\u00e0 \u0111\u1ec3 em b\u00e9 c\u1ee7a h\u1ecd d\u00f9ng th\u1eed:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_do_1\"><\/span>C\u00e2u \u0111\u1ed1 1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong m\u1ed9t cu\u1ed9c thi di\u1ec5n ra \u1edf tr\u01b0\u1eddng, A l\u00e0 ng\u01b0\u1eddi ch\u1ea1y nhanh th\u1ee9 50 v\u00e0 c\u0169ng l\u00e0 ng\u01b0\u1eddi ch\u1ea1y th\u1ee9 50.<\/p>\n<p>Tr\u1ea3 l\u1eddi:<\/p>\n<p>Chang&#039;an c\u00f3 99 sinh vi\u00ean tham gia cu\u1ed9c thi. N\u1ebfu m\u1ed9t l\u1ea7n ch\u1ea1y th\u1ee9 50, c\u00f4 \u1ea5y s\u1ebd t\u01b0\u01a1ng \u1ee9ng v\u1edbi s\u1ed1 50 trong chu\u1ed7i t\u1eeb 1 &#8211; 50. \u0110\u1ec3 tr\u1edf th\u00e0nh l\u1ea7n ch\u1ea1y ch\u1eadm th\u1ee9 50, ph\u1ea3i l\u00e0 s\u1ed1 50 trong chu\u1ed7i 50 &#8211; 99 v\u00ec t\u1eeb 50 \u0111\u1ebfn 99 c\u00f3 t\u1ed5ng s\u1ed1 50 s\u1ed1.<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-8.jpg\" alt=\"Trong m\u1ed9t c\u00e2u \u0111\u1ed1, c\u1ea7n ph\u1ea3i \u00e1p d\u1ee5ng nhi\u1ec1u k\u1ef9 n\u0103ng \u0111\u1ec3 t\u00ecm c\u00e2u tr\u1ea3 l\u1eddi. (\u1ea2nh: Pops Kid)\" width=\"100%\"><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_hoi_toan_hoc_chinh_Cau_2_Cau_hoi_2\"><\/span>C\u00e2u h\u1ecfi to\u00e1n h\u1ecdc ch\u00ednh C\u00e2u 2 C\u00e2u h\u1ecfi 2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu 5 con m\u00e8o b\u1eaft 5 con chu\u1ed9t trong 5 ph\u00fat, c\u00f3 bao nhi\u00eau con m\u00e8o c\u1ea7n b\u1eaft 100 con chu\u1ed9t trong 100 ph\u00fat. <\/p>\n<p>Tr\u1ea3 l\u1eddi: l\u00e0 5 con m\u00e8o. B\u1edfi v\u00ec 5 con m\u00e8o n\u00e0y s\u1ebd ti\u1ebfp t\u1ee5c b\u1eaft 5 con chu\u1ed9t c\u1ee9 sau 5 ph\u00fat trong 100 ph\u00fat. (Nhi\u1ec1u em b\u00e9 s\u1ebd tr\u1ea3 l\u1eddi l\u00e0 100 con m\u00e8o.)<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_do_tri_tue_3\"><\/span>C\u00e2u \u0111\u1ed1 tr\u00ed tu\u1ec7 3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Minh \u0111\u00e3 v\u1eafng m\u1eb7t \u1edf tr\u01b0\u1eddng v\u00e0 m\u1eddi Bao \u0111\u1ec3 gi\u1ea3i c\u00e1c c\u00e2u \u0111\u1ed1 v\u1edbi c\u00e1c tr\u1eadn \u0111\u1ea5u. M\u1ed9t v\u00e0i c\u00e2u \u0111\u1ea7u ti\u00ean kh\u00e1 d\u1ec5 d\u00e0ng, v\u00ec v\u1eady Minh ch\u1ec9 c\u00f3 m\u1ed9t c\u00e2u m\u1edbi cho bao:<\/p>\n<p>S\u1eed d\u1ee5ng 3 tr\u1eadn \u0111\u1ea5u \u0111\u1ec3 \u0111\u1eb7t v\u00e0o m\u1ed9t s\u1ed1 l\u1edbn h\u01a1n 3 nh\u01b0ng \u00edt h\u01a1n 4.<\/p>\n<p>Bao c\u0169ng ph\u1ea3i v\u1eadt l\u1ed9n trong m\u1ed9t th\u1eddi gian kh\u00f4ng t\u00ecm th\u1ea5y c\u00e2u tr\u1ea3 l\u1eddi. V\u1eady Minh \u0111\u00e3 l\u00e0m nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n<p>VU \u0111\u1ea5u tranh m\u1ed9t l\u00fac v\u00e0 kh\u00f4ng t\u00ecm th\u1ea5y n\u00f3, ph\u1ea3i y\u00eau c\u1ea7u anh ta gi\u00fap \u0111\u1ee1. V\u1eady l\u00e0m th\u1ebf n\u00e0o t\u1ed1t t\u1ed1t?<\/p>\n<p>Tr\u1ea3 l\u1eddi: T\u00f4i s\u1ebd s\u1eed d\u1ee5ng 3 que \u0111\u1ec3 \u0111\u1eb7t v\u00e0o PI (3 &lt;3.14 &lt;4).<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-9.jpg\" alt=\"Cha m\u1eb9 n\u00ean \u0111\u1ec1 ngh\u1ecb con c\u00e1i khi ch\u00fang g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c gi\u1ea3i c\u00e1c c\u00e2u \u0111\u1ed1. (\u1ea2nh: B\u00e1o L\u00e0o)\" width=\"100%\"><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_do_tri_tue_4\"><\/span>C\u00e2u \u0111\u1ed1 tr\u00ed tu\u1ec7 4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Cha c\u1ee7a Thanh 45 tu\u1ed5i, Thanh 15 tu\u1ed5i. Suy lu\u1eadn, cha c\u1ee7a Thanh g\u1ea5p 3 l\u1ea7n s\u1ed1 tu\u1ed5i c\u1ee7a Thanh.<\/p>\n<p>M\u1ed9t ng\u00e0y n\u1ecd, B\u00ecnh \u0111\u00e3 b\u1ed1i r\u1ed1i m\u1ed9t l\u1ea7n n\u1eefa: B\u1ea1n \u0111\u00e3 t\u00ecm th\u1ea5y tr\u01b0\u1eddng h\u1ee3p trong c\u00f9ng m\u1ed9t ng\u00f4i nh\u00e0, ng\u01b0\u1eddi kia \u0111\u00e3 720 l\u1ea7n ng\u01b0\u1eddi kh\u00e1c?<\/p>\n<p>Tr\u1ea3 l\u1eddi: B\u1ed1 Thanh l\u1edbn h\u01a1n Thanh 3 l\u1ea7n \u0111\u01b0\u1ee3c t\u00ednh theo n\u0103m, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 n\u0103m tu\u1ed5i. Tr\u00ean th\u1ef1c t\u1ebf, kh\u00f4ng ch\u1ec9 n\u0103m tu\u1ed5i c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n theo th\u00e1ng tu\u1ed5i.<\/p>\n<p>V\u00ec v\u1eady, n\u1ebfu anh \u1ea5y 60 tu\u1ed5i, anh \u1ea5y ch\u1ec9 c\u00f3 1 th\u00e1ng. 60 n\u0103m s\u1ebd l\u00e0 720 th\u00e1ng, v\u00ec v\u1eady anh \u1ea5y s\u1ebd g\u1ea5p 720 l\u1ea7n tu\u1ed5i c\u1ee7a b\u1ea1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_do_toan_hoc_so_5\"><\/span>C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc s\u1ed1 5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u1eebu v\u00e0 nh\u1eefng con s\u00f3i \u0111\u1ed9t nhi\u00ean g\u1eb7p nhau trong m\u1ed9t khu r\u1eebng, con s\u00f3i mu\u1ed1n \u0103n th\u1ecbt c\u1eebu, v\u00ec v\u1eady anh ta c\u1ed1 t\u00ecnh ki\u1ebfm \u0111\u01b0\u1ee3c gi\u1ecdng n\u00f3i c\u1ee7a m\u00ecnh, v\u00ec v\u1eady anh ta n\u00f3i:<\/p>\n<p>&#8220;B\u00e2y gi\u1edd t\u00f4i s\u1ebd cho b\u1ea1n 50 c\u00e2u h\u1ecfi li\u00ean ti\u1ebfp, b\u1ea1n ph\u1ea3i tr\u1ea3 l\u1eddi t\u1ea5t c\u1ea3 ch\u00fang ch\u1ec9 b\u1eb1ng m\u1ed9t c\u00e2u h\u1ecfi, n\u1ebfu kh\u00f4ng b\u1ea1n s\u1ebd b\u1ecb \u0103n th\u1ecbt.&#8221;<\/p>\n<p>Con c\u1eebu nghe r\u1eb1ng c\u0169ng r\u1ea5t s\u1ee3 h\u00e3i, lo l\u1eafng nh\u01b0ng v\u1eabn \u0111\u1ed3ng \u00fd. Wolf ngay l\u1eadp t\u1ee9c n\u00f3i li\u00ean t\u1ee5c 50 c\u00e2u h\u1ecfi v\u1ec1 t\u1ea5t c\u1ea3 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1edbi t\u00e2m l\u00fd chu\u1ea9n b\u1ecb Lamb v\u00ec n\u00f3 ngh\u0129 r\u1eb1ng n\u00f3 s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ea3 l\u1eddi.<\/p>\n<p>Nh\u01b0ng Sheep \u0111\u00e3 tr\u1ea3 l\u1eddi ch\u00ednh x\u00e1c ch\u1ec9 v\u1edbi m\u1ed9t c\u00e2u \u0111\u1ec3 tr\u1ea3 l\u1eddi 50 c\u00e2u h\u1ecfi \u0111\u00f3. Tr\u1ebb em c\u1ed1 g\u1eafng \u0111o\u00e1n c\u00e2u tr\u1ea3 l\u1eddi l\u00e0 g\u00ec?<\/p>\n<p>C\u00e2u tr\u1ea3 l\u1eddi ch\u00ednh l\u00e0: T\u00f4i kh\u00f4ng bi\u1ebft. B\u1edfi v\u00ec con s\u00f3i y\u00eau c\u1ea7u n\u00f3 tr\u1ea3 l\u1eddi ch\u00ednh x\u00e1c 50 c\u00e2u, v\u00ec v\u1eady con c\u1eebu c\u00f3 quy\u1ec1n tr\u1ea3 l\u1eddi t\u00f4i kh\u00f4ng bi\u1ebft, ph\u1ea3i kh\u00f4ng?<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-10.jpg\" alt=\"N\u00ean k\u1ebft h\u1ee3p r\u1ea5t nhi\u1ec1u c\u00e2u \u0111\u1ed1 th\u00fa v\u1ecb thay v\u00ec qu\u00e1 t\u1eadp trung v\u00e0o ki\u1ebfn \u200b\u200bth\u1ee9c. (\u1ea2nh: B\u00e1o L\u00e0o)\" width=\"100%\"><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_hoi_truong_tieu_hoc_voi_cau_hoi_6\"><\/span>C\u00e2u h\u1ecfi tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc v\u1edbi c\u00e2u h\u1ecfi 6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1ed1 t\u1ef1 nhi\u00ean n\u00e0o khi nh\u00e2n v\u1edbi 6, tr\u1eeb 2 s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c c\u00e2u tr\u1ea3 l\u1eddi l\u00e0 s\u1ed1 ng\u01b0\u1ee3c c\u1ee7a n\u00f3.<\/p>\n<p>Tr\u1ea3 l\u1eddi: 28<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau_do_toan_hoc_so_7\"><\/span>C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc s\u1ed1 7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t c\u00e2y g\u1ed7 c\u00f3 chi\u1ec1u d\u00e0i 8m, m\u1ed9t th\u1ee3 m\u1ed9c mu\u1ed1n nh\u00ecn th\u1ea5y c\u00e2y n\u00e0y th\u00e0nh c\u00e1c b\u1ea3n ghi kh\u00e1c nhau d\u00e0i 16dm.<\/p>\n<p>Bi\u1ebft r\u1eb1ng, m\u1ed7i khi c\u1eeda th\u1ee3 m\u1ed9c s\u1ebd m\u1ea5t 5 ph\u00fat \u0111\u1ec3 ho\u00e0n th\u00e0nh m\u1ed9t mi\u1ebfng g\u1ed7, sau \u0111\u00f3 anh ta s\u1ebd ngh\u1ec9 th\u00eam 3 ph\u00fat n\u1eefa \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ee9c m\u1ea1nh c\u1ee7a m\u00ecnh. H\u1ecfi xem c\u1ea7n bao nhi\u00eau ph\u00fat th\u1ee3 m\u1ed9c \u0111\u1ec3 ho\u00e0n th\u00e0nh c\u00e2y g\u1ed7 8m?<\/p>\n<p>Tr\u1ea3 l\u1eddi: 32 ph\u00fat <\/p>\n<p>Gi\u1ea3i th\u00edch: C\u00e2y g\u1ed7 8m mu\u1ed1n nh\u00ecn v\u00e0o c\u00e1c b\u1ea3n ghi 16dM s\u1ebd ph\u1ea3i \u0111\u01b0\u1ee3c chia th\u00e0nh 5 m\u1ea3nh. T\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, th\u1ee3 m\u1ed9c s\u1ebd ph\u1ea3i th\u1ef1c hi\u1ec7n 4 c\u01b0a \u0111\u1ec3 ho\u00e0n th\u00e0nh c\u00e2y 8m.<\/p>\n<p>Th\u00f4ng tin th\u00eam th\u00f4ng tin m\u00e0 Carpenter m\u1ea5t 5 ph\u00fat \u0111\u1ec3 th\u1ef1c hi\u1ec7n 1 c\u01b0a, h\u00e3y ngh\u1ec9 3 ph\u00fat. T\u00ednh to\u00e1n anh ta c\u1ea7n 8 ph\u00fat cho m\u1ed7i c\u01b0a. K\u1ebft h\u1ee3p hai d\u1eef li\u1ec7u n\u00e0y, ch\u00fang t\u00f4i nh\u1eadn \u0111\u01b0\u1ee3c 8 x 4 = 32 (ph\u00fat).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mot_so_cau_hoi_ve_cac_thu_thuat_toan_hoc\"><\/span>M\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi v\u1ec1 c\u00e1c th\u1ee7 thu\u1eadt to\u00e1n h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>&#8211; \u0110i\u1ec1u g\u00ec c\u00e0ng l\u1edbn c\u00e0ng l\u1edbn?<\/p>\n<p>Tr\u1ea3 l\u1eddi: S\u1ed1.<\/p>\n<p>&#8211; Nh\u1eefng g\u00ec d\u01b0\u1edbi \u0111\u00e2y, tr\u00ean \u0111\u1ea7u. N\u1ebfu \u0111\u01b0\u1ee3c th\u00eam v\u00e0o b\u00ean d\u01b0\u1edbi, th\u00ec em b\u00e9 \u0111i?<\/p>\n<p>Tr\u1ea3 l\u1eddi: Ph\u00e2n s\u1ed1.<\/p>\n<p>&#8211; t\u1eeb m\u01b0\u1eddi khu\u00f4n m\u1eb7t kh\u00e1c nhau. Vi\u1ebft c\u0169ng kh\u00f4ng tr\u1edf th\u00e0nh m\u1ed9t c\u00e2u r\u00f5 r\u00e0ng?<\/p>\n<p>Tr\u1ea3 l\u1eddi: Ch\u1eef s\u1ed1.<\/p>\n<p>&#8211; Khi n\u00e0o n\u00ean nh\u00ecn 2 v\u00e0 n\u00f3i 10?<\/p>\n<p>Tr\u1ea3 l\u1eddi: Khi nh\u00ecn v\u00e0o \u0111\u1ed3ng h\u1ed3 (nh\u00ecn v\u00e0o ph\u00fat kim lo\u1ea1i ch\u1ec9 s\u1ed1 2 ph\u00fat 10 ph\u00fat); Nh\u00ecn v\u00e0o 2 b\u00e0n tay n\u00f3i 10 ng\u00f3n tay; Nh\u00ecn v\u00e0o 2 sao 5 c\u00e1nh n\u00f3i 10 sao.<\/p>\n<p>&#8211; C\u00f3 ba con m\u00e8o v\u00e0 h\u00e0ng t\u1ef7 con m\u00e8o, h\u1ecfi t\u1ea5t c\u1ea3 nh\u1eefng con m\u00e8o?<\/p>\n<p>Tr\u1ea3 l\u1eddi: 2 con m\u00e8o (ba con m\u00e8o l\u00e0 cha m\u00e8o; h\u00e0ng t\u1ef7 con m\u00e8o l\u00e0 m\u00e8o).<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Hay_choi_tro_choi_giai_do_chi_can_hoc_niem_vui_voi_toan_hoc_khi\"><\/span>H\u00e3y ch\u01a1i tr\u00f2 ch\u01a1i gi\u1ea3i \u0111\u1ed1, ch\u1ec9 c\u1ea7n h\u1ecdc ni\u1ec1m vui v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u1ebfu cha m\u1eb9 kh\u00f4ng c\u00f3 nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 ch\u01a1i v\u1edbi con c\u00e1i c\u1ee7a h\u1ecd, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o \u1ee9ng d\u1ee5ng c\u1ee7a to\u00e1n to\u00e1n to\u00e1n to\u00e1n ti\u1ebfng Anh ti\u00eau chu\u1ea9n.<\/p>\n<p><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-do-vui-tieu-hoc-11.jpg\" alt=\"H\u01a1n 10.000 ho\u1ea1t \u0111\u1ed9ng, tr\u00f2 ch\u01a1i to\u00e1n h\u1ecdc v\u1edbi Shining Home - Gia \u0111\u00ecnh Anh Ng\u1eef Math. (\u1ea2nh: Kh\u1ec9)\" width=\"100%\"><\/p>\n<p>V\u1edbi n\u1ed9i dung c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c m\u1edbi, ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c m\u1edbi \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p gi\u00e1o d\u1ee5c ch\u01a1i v\u00e0 ch\u01a1i v\u1edbi h\u1ec7 th\u1ed1ng c\u00e1c b\u00e0i gi\u1ea3ng, ki\u1ebfn \u200b\u200bth\u1ee9c \u0111a d\u1ea1ng \u0111\u1ec3 ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi m\u1ed7i \u0111\u1ed9 tu\u1ed5i c\u1ee7a tr\u1ebb em. Do \u0111\u00f3 gi\u00fap tr\u1ebb kh\u00f4ng ch\u1ec9 gi\u1ecfi to\u00e1n m\u00e0 c\u00f2n th\u1ef1c h\u00e0nh c\u00e1c k\u1ef9 n\u0103ng ti\u1ebfng Anh t\u1ed1t h\u01a1n.<\/p>\n<p>C\u1ee5 th\u1ec3, m\u1ed9t trong nh\u1eefng ho\u1ea1t \u0111\u1ed9ng th\u00fa v\u1ecb khi h\u1ecdc to\u00e1n c\u0169ng l\u00e0 to\u00e1n h\u1ecdc kh\u1ec9 l\u00e0 em b\u00e9 tham gia v\u00e0o vi\u1ec7c kh\u00e1m ph\u00e1 v\u00e0 tr\u1ea3i nghi\u1ec7m c\u00e1c th\u1ec3 lo\u1ea1i tr\u00f2 ch\u01a1i t\u01b0 duy ch\u1ee7 y\u1ebfu l\u00e0 nh\u1eefng m\u00e1nh kh\u00f3e th\u00fa v\u1ecb v\u00e0 h\u1ea5p d\u1eabn.<\/p>\n<p>Vi\u1ec7c tr\u1ebb tham gia v\u00e0o tr\u00f2 ch\u01a1i t\u01b0 duy v\u1ec1 to\u00e1n h\u1ecdc kh\u1ec9 s\u1ebd gi\u00fap em b\u00e9 c\u1ee7a b\u1ea1n ph\u00e1t tri\u1ec3n t\u01b0 duy v\u00e0 n\u0103ng l\u1ef1c trong khi v\u1eabn gi\u1ea3i tr\u00ed v\u00e0 k\u00edch th\u00edch n\u00e3o b\u1ed9.<\/p>\n<p>B\u1edfi v\u00ec em b\u00e9 c\u1ee7a b\u1ea1n s\u1ebd h\u1ecdc ki\u1ebfn \u200b\u200bth\u1ee9c tr\u01b0\u1edbc v\u00e0 tham gia tr\u00f2 ch\u01a1i v\u1edbi Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math. T\u1ea1i th\u1eddi \u0111i\u1ec3m n\u00e0y, em b\u00e9 c\u1ee7a b\u1ea1n s\u1ebd ph\u1ea3i \u00e1p d\u1ee5ng ki\u1ebfn \u200b\u200bth\u1ee9c sau m\u1ed7i b\u00e0i h\u1ecdc v\u00e0 nhi\u1ec1u k\u1ef9 n\u0103ng nh\u01b0 s\u00e1ng t\u1ea1o, t\u01b0 duy ph\u00e2n t\u00edch, gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1, nh\u1eadn th\u1ee9c v\u1ec1 kh\u00f4ng gian, ng\u00f4n ng\u1eef, &#8230; \u0111\u1ec3 ch\u01a1i tr\u00f2 ch\u01a1i m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<p>Sau m\u1ed9t th\u1eddi gian nghi\u00ean c\u1ee9u v\u00e0 ph\u1ea3n \u1ee9ng t\u1eeb ng\u01b0\u1eddi d\u00f9ng, Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef nh\u1eadn th\u1ea5y r\u1eb1ng n\u1ed9i dung c\u1ee7a tr\u00f2 ch\u01a1i t\u01b0 duy t\u1ea1i Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math v\u1edbi h\u01a1n 10.000 ho\u1ea1t \u0111\u1ed9ng, c\u00e1c tr\u00f2 ch\u01a1i t\u01b0\u01a1ng t\u00e1c s\u1ebd l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 gi\u00fap tr\u1ebb nh\u01b0 to\u00e1n, mong mu\u1ed1n h\u1ecdc to\u00e1n v\u00e0 nhi\u1ec1u tr\u1ebb em chuy\u1ec3n t\u1eeb s\u1ee3 to\u00e1n h\u1ecdc th\u00e0nh m\u00ea cung.<\/p>\n<p>Kh\u00f4ng c\u00f2n kh\u00f4, ch\u1ed3ng ch\u00e9o, kh\u00f3 h\u1ea5p th\u1ee5 &#8230;. \u0110\u00f3 l\u00e0 c\u00e1c ch\u1ee7 \u0111\u1ec1 tr\u00f2 ch\u01a1i, s\u1ed1ng \u0111\u1ed9ng, th\u00fa v\u1ecb, d\u1ec5 d\u00e0ng -c\u00e1c c\u00e2u \u0111\u1ed1 trong th\u00e1ng 12 s\u1ebd gi\u00fap c\u00e1c b\u00e0i h\u1ecdc to\u00e1n c\u1ee7a em b\u00e9 c\u1ee7a b\u1ea1n quan t\u00e2m h\u01a1n \u0111\u1ebfn to\u00e1n h\u1ecdc.<\/p>\n<p>T\u00ecm hi\u1ec3u th\u00eam: Ph\u1ee5 huynh c\u0169ng c\u00f3 th\u1ec3 d\u1ea1y \u0111\u1ec3 ph\u00e1t tri\u1ec3n n\u0103ng l\u1ef1c to\u00e1n h\u1ecdc \u1edf tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc cho tr\u1ebb em t\u1ea1i nh\u00e0 nh\u1edd 5 ph\u01b0\u01a1ng ph\u00e1p!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>V\u1edbi vi\u1ec7c chia s\u1ebb \u1edf tr\u00ean, c\u00f3 th\u1ec3 th\u1ea5y nh\u1eefng l\u1ee3i \u00edch v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c d\u1ea1y to\u00e1n cho tr\u1ebb em. Hy v\u1ecdng r\u1eb1ng ki\u1ebfn \u200b\u200bth\u1ee9c tr\u00ean ph\u1ee5 huynh c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u00fap tr\u1ebb quan t\u00e2m \u0111\u1ebfn to\u00e1n h\u1ecdc v\u00e0 ph\u00e1t tri\u1ec3n nhi\u1ec1u k\u1ef9 n\u0103ng h\u01a1n.<\/p>\n<p>Ngu\u1ed3n: <a href=\"http:\/\/www.ckconitsha.com\/vn\/\">http:\/\/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>Tham gia c\u00f9ng tr\u1ebb em tham gia v\u00e0o c\u00e1c v\u1ea5n \u0111\u1ec1 to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n l\u00e0 ph\u01b0\u01a1ng ph\u00e1p m\u00e0 cha m\u1eb9 n\u00ean n\u1ed9p \u0111\u01a1n t\u1ea1i nh\u00e0 \u0111\u1ec3 gi\u00fap con c\u00e1i t\u0103ng s\u1ef1 quan t\u00e2m v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 n\u0103ng to\u00e1n h\u1ecdc c\u1ee7a ch\u00fang t\u1ed1t h\u01a1n. \u0110\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c b\u1ed9 c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc&#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-21775","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/21775","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=21775"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/21775\/revisions"}],"predecessor-version":[{"id":25392,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/21775\/revisions\/25392"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=21775"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=21775"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=21775"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}