{"id":40749,"date":"2025-08-08T18:00:25","date_gmt":"2025-08-08T11:00:25","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=40749"},"modified":"2025-08-08T22:06:43","modified_gmt":"2025-08-08T15:06:43","slug":"tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/","title":{"rendered":"T\u1ed5ng h\u1ee3p 50+ c\u00e2u \u0111\u1ed1 vui to\u00e1n h\u1ecdc l\u1edbp 3 ph\u00e1t tri\u1ec3n t\u01b0 duy n\u00e3o b\u1ed9 tr\u1ebb v\u01b0\u1ee3t b\u1eadc"},"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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Tai_sao_tre_nen_tham_gia_toan_hoc_lop_3\" >T\u1ea1i sao tr\u1ebb n\u00ean tham gia to\u00e1n h\u1ecdc l\u1edbp 3?<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Phat_trien_tu_duy_sang_tao_cua_tre_em\" >Ph\u00e1t tri\u1ec3n t\u01b0 duy s\u00e1ng t\u1ea1o c\u1ee7a tr\u1ebb em<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Tang_kha_nang_ly_luan_va_danh_gia_khi_hoc_toan\" >T\u0103ng kh\u1ea3 n\u0103ng l\u00fd lu\u1eadn v\u00e0 \u0111\u00e1nh gi\u00e1 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-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Giup_tre_biet_cach_su_dung_cac_quan_sat\" >Gi\u00fap tr\u1ebb bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c quan s\u00e1t<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Tang_kha_nang_hoc_toan\" >T\u0103ng kh\u1ea3 n\u0103ng 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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Phat_trien_ngon_ngu_cua_tre_em\" >Ph\u00e1t tri\u1ec3n ng\u00f4n ng\u1eef c\u1ee7a tr\u1ebb em<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Em_be_tiep_tuc_nap_lai_kien_thuc_moi\" >Em b\u00e9 ti\u1ebfp t\u1ee5c n\u1ea1p l\u1ea1i ki\u1ebfn th\u1ee9c m\u1edbi<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Tre_em_duoc_giai_tri_khi_hoc_toan\" >Tr\u1ebb em \u0111\u01b0\u1ee3c gi\u1ea3i tr\u00ed 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-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Tang_ky_nang_giao_tiep_cua_be\" >T\u0103ng k\u1ef9 n\u0103ng giao ti\u1ebfp c\u1ee7a b\u00e9<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Tom_tat_cac_cau_do_toan_hoc_lop_3\" >T\u00f3m t\u1eaft c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.ckconitsha.com\/vn\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Bi_quyet_de_giup_thiet_ke_tro_choi_trong_viec_day_toan_lop_3_mot_cach_hieu_qua\" >B\u00ed quy\u1ebft \u0111\u1ec3 gi\u00fap thi\u1ebft k\u1ebf tr\u00f2 ch\u01a1i trong vi\u1ec7c d\u1ea1y to\u00e1n l\u1edbp 3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ckconitsha.com\/vn\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Ket_hop_toan_hoc_da_ke_voi_toan_hoc_khi\" >K\u1ebft h\u1ee3p to\u00e1n h\u1ecdc \u0111a k\u1ebf v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Chon_mot_cau_do_phu_hop_voi_kha_nang_cua_moi_em_be\" >Ch\u1ecdn m\u1ed9t c\u00e2u \u0111\u1ed1 ph\u00f9 h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed7i em b\u00e9<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Cha_me_can_di_cung_em_be\" >Cha m\u1eb9 c\u1ea7n \u0111i c\u00f9ng em b\u00e9<\/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\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Tao_ra_dong_luc_su_quan_tam_khi_tre_tham_gia_vao_cac_cau_do_toan_hoc_lop_3\" >T\u1ea1o ra \u0111\u1ed9ng l\u1ef1c, s\u1ef1 quan t\u00e2m khi tr\u1ebb tham gia v\u00e0o c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.ckconitsha.com\/vn\/tong-hop-50-cau-do-vui-toan-hoc-lop-3-phat-trien-tu-duy-nao-bo-tre-vuot-bac\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3 l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p gi\u00fap ph\u00e1t tri\u1ec3n t\u01b0 duy logic c\u1ee7a tr\u1ebb khi h\u1ecdc to\u00e1n hi\u1ec7u qu\u1ea3 h\u01a1n. V\u00ec v\u1eady, b\u00ean d\u01b0\u1edbi kh\u1ec9 s\u1ebd t\u00f3m t\u1eaft c\u00e1c c\u00e2u \u0111\u1ed1 th\u00fa v\u1ecb v\u1edbi gi\u1ea3i ph\u00e1p m\u00e0 cha m\u1eb9 c\u00f3 th\u1ec3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn th\u1eed v\u1edbi em b\u00e9.<\/p>\n<p>                                    <img decoding=\"async\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/image\/600x480_(1).png\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tai_sao_tre_nen_tham_gia_toan_hoc_lop_3\"><\/span>T\u1ea1i sao tr\u1ebb n\u00ean tham gia to\u00e1n h\u1ecdc l\u1edbp 3?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Hi\u1ec7n t\u1ea1i, t\u1ea1i c\u00e1c tr\u01b0\u1eddng h\u1ecdc v\u00e0 trung t\u00e2m to\u00e1n h\u1ecdc, h\u1ecd \u0111\u00e3 b\u1eaft \u0111\u1ea7u \u00e1p d\u1ee5ng b\u00e0i ki\u1ec3m tra to\u00e1n \u0111\u1ec3 d\u1ea1y tr\u1ebb h\u1ecdc to\u00e1n. V\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, nhi\u1ec1u l\u1ee3i \u00edch cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a tr\u1ebb em nh\u01b0:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Phat_trien_tu_duy_sang_tao_cua_tre_em\"><\/span>Ph\u00e1t tri\u1ec3n t\u01b0 duy s\u00e1ng t\u1ea1o c\u1ee7a tr\u1ebb em<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Khi d\u1ea1y to\u00e1n th\u00f4ng qua nh\u1eefng c\u00e2u \u0111\u1ed1 suy ngh\u0129, kh\u00f4ng ch\u1ec9 s\u1eed d\u1ee5ng suy ngh\u0129 ho\u1eb7c c\u00f4ng th\u1ee9c cho c\u00e1c v\u1ea5n \u0111\u1ec1 to\u00e1n h\u1ecdc th\u00f4ng th\u01b0\u1eddng. Thay v\u00e0o \u0111\u00f3, c\u00e2u \u0111\u1ed1 s\u1ebd s\u1eed d\u1ee5ng nhi\u1ec1u ph\u00e9p \u1ea9n d\u1ee5, \u1ea9n d\u1ee5, ch\u01a1i ch\u1eef, v.v. \u0111\u1ec3 cung c\u1ea5p th\u00f4ng tin. Bu\u1ed9c tr\u1ebb em \u00e1p d\u1ee5ng suy ngh\u0129, suy ngh\u0129 v\u00e0 n\u00e3o b\u1ed9 \u0111\u1ec3 x\u00e2u chu\u1ed7i d\u1eef li\u1ec7u m\u1edbi \u0111\u1ec3 \u0111\u01b0a ra c\u00e2u tr\u1ea3 l\u1eddi \u0111\u00fang.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-1.jpg\" alt=\"Ph\u00e1t tri\u1ec3n suy ngh\u0129 c\u1ee7a m\u1ed9t \u0111\u1ee9a tr\u1ebb khi h\u1ecdc to\u00e1n th\u00f4ng qua c\u00e1c c\u00e2u \u0111\u1ed1. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tang_kha_nang_ly_luan_va_danh_gia_khi_hoc_toan\"><\/span>T\u0103ng kh\u1ea3 n\u0103ng l\u00fd lu\u1eadn v\u00e0 \u0111\u00e1nh gi\u00e1 khi h\u1ecdc to\u00e1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Trong m\u1ed7i c\u00e2u \u0111\u1ed1 c\u1ee7a to\u00e1n h\u1ecdc c\u01a1 b\u1ea3n, n\u00f3 th\u01b0\u1eddng s\u1ebd y\u00eau c\u1ea7u tr\u1ebb em \u0111\u00e1nh gi\u00e1 v\u00e0 suy lu\u1eadn \u0111\u1ec3 xem nh\u1eefng g\u00ec \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn t\u00ednh to\u00e1n, \u0111\u1ebfm, so s\u00e1nh v\u00e0 suy lu\u1eadn. T\u1eeb \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft v\u00e0 \u0111\u01b0a ra c\u00e2u tr\u1ea3 l\u1eddi ch\u00ednh x\u00e1c. \u0110\u00f3 l\u00e0 suy ngh\u0129, ph\u00e1n \u0111o\u00e1n v\u00e0 suy lu\u1eadn th\u01b0\u1eddng xuy\u00ean s\u1ebd gi\u00fap n\u00e3o c\u1ee7a em b\u00e9 c\u1ee7a b\u1ea1n nh\u1ea1y c\u1ea3m \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 ho\u1eb7c \u1ee9ng d\u1ee5ng trong th\u1ef1c t\u1ebf hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Giup_tre_biet_cach_su_dung_cac_quan_sat\"><\/span>Gi\u00fap tr\u1ebb bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c quan s\u00e1t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Khi h\u1ecdc to\u00e1n theo phong c\u00e1ch truy\u1ec1n th\u1ed1ng c\u0169ng \u0111\u00f2i h\u1ecfi tr\u1ebb ph\u1ea3i c\u00f3 th\u1ec3 quan s\u00e1t v\u1ea5n \u0111\u1ec1 \u0111\u1ec3 gi\u1ea3i quy\u1ebft ch\u00ednh x\u00e1c to\u00e1n h\u1ecdc. \u0110\u1ed1i v\u1edbi ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc to\u00e1n th\u00f4ng qua b\u00e0i ki\u1ec3m tra nhi\u1ec1u h\u01a1n \u0111\u00f2i h\u1ecfi k\u1ef9 n\u0103ng n\u00e0y nhi\u1ec1u h\u01a1n, khi \u0111\u1ee9a tr\u1ebb quan s\u00e1t c\u00e1c v\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1ee3c \u0111\u01b0a ra, cho \u0111\u1ebfn khi quan s\u00e1t th\u1ebf gi\u1edbi xung quanh em b\u00e9 \u0111\u1ec3 nh\u1edb, x\u00e2u chu\u1ed7i s\u1ef1 c\u1ed1, t\u1eeb \u0111\u00f3 gi\u00fap gi\u1ea3i c\u00e2u \u0111\u1ed1 ch\u00ednh x\u00e1c.<\/p>\n<p dir=\"ltr\">Do \u0111\u00f3, c\u00e1c k\u1ef9 n\u0103ng quan s\u00e1t c\u0169ng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong vi\u1ec7c h\u1ecdc t\u1eadp, l\u00e0m vi\u1ec7c v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf r\u1ea5t c\u1ea7n thi\u1ebft cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a tr\u1ebb em.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tang_kha_nang_hoc_toan\"><\/span>T\u0103ng kh\u1ea3 n\u0103ng h\u1ecdc to\u00e1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u1ec3 h\u1ecdc c\u00e2u \u0111\u1ed1 to\u00e1n l\u1edbp 3, y\u00eau c\u1ea7u tr\u1ebb s\u1ebd ph\u1ea3i \u00e1p d\u1ee5ng c\u00e1c quan s\u00e1t c\u1ee7a ch\u00fang, suy ngh\u0129 nh\u1ea1y c\u1ea3m v\u00e0 ghi nh\u1edb ki\u1ebfn th\u1ee9c \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u1ea5n \u0111\u1ec1 v\u00e0 sau \u0111\u00f3 \u0111\u01b0a ra m\u1ed9t gi\u1ea3i ph\u00e1p nhanh ch\u00f3ng.<\/p>\n<p dir=\"ltr\">S\u1ef1 nh\u1ea1y c\u1ea3m trong t\u00ednh c\u00e1ch kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea5t c\u1ea3, c\u1ea7n ph\u1ea3i tr\u1ea3i qua qu\u00e1 tr\u00ecnh \u0111\u00e0o t\u1ea1o th\u01b0\u1eddng xuy\u00ean. Do \u0111\u00f3, khi h\u1ecdc to\u00e1n th\u00f4ng qua b\u00e0i ki\u1ec3m tra s\u1ebd gi\u00fap h\u00ecnh th\u00e0nh m\u1ed9t \u0111\u1ee9a tr\u1ebb nh\u1ea1y c\u1ea3m h\u01a1n \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c h\u1ecdc t\u1eadp v\u00e0 ph\u00e1t tri\u1ec3n tr\u1ebb h\u01a1n.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-2.jpg\" alt=\"T\u0103ng kh\u1ea3 n\u0103ng nh\u1ea1y c\u1ea3m h\u01a1n khi con b\u1ea1n h\u1ecdc to\u00e1n nhi\u1ec1u h\u01a1n v\u1edbi b\u00e0i ki\u1ec3m tra. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Phat_trien_ngon_ngu_cua_tre_em\"><\/span>Ph\u00e1t tri\u1ec3n ng\u00f4n ng\u1eef c\u1ee7a tr\u1ebb em<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Ng\u00f4n ng\u1eef Vi\u1ec7t Nam c\u1ef1c k\u1ef3 phong ph\u00fa, v\u00ec v\u1eady c\u00e1c t\u1eeb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u00e2u \u0111\u1ed1 cho tr\u1ebb em l\u1edbp 3 th\u01b0\u1eddng d\u1ec5 hi\u1ec3u, kh\u00f4ng qu\u00e1 xa. Nh\u01b0ng c\u0169ng s\u1ebd c\u00f3 nhi\u1ec1u t\u1eeb th\u00fa v\u1ecb \u0111\u1ec3 m\u00f4 t\u1ea3 v\u1ea5n \u0111\u1ec1, v\u00ec v\u1eady khi h\u1ecdc to\u00e1n th\u00f4ng qua c\u00e1c c\u00e2u \u0111\u1ed1 s\u1ebd gi\u00fap tr\u1ebb h\u1ecdc th\u00eam t\u1eeb v\u1ef1ng m\u1edbi, c\u00e1ch vi\u1ebft phong ph\u00fa m\u00e0 s\u00e1ch gi\u00e1o khoa kh\u00f4ng \u0111\u1ec1 c\u1eadp.<\/p>\n<p dir=\"ltr\">V\u00ec v\u1eady, cha m\u1eb9 c\u1ea7n ch\u1ecdn c\u00e2u \u0111\u1ed1 v\u1edbi Van Phong \u0111\u1ec3 n\u00f3 ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi tr\u1ebb em.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Em_be_tiep_tuc_nap_lai_kien_thuc_moi\"><\/span>Em b\u00e9 ti\u1ebfp t\u1ee5c n\u1ea1p l\u1ea1i ki\u1ebfn th\u1ee9c m\u1edbi <span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">N\u1ebfu to\u00e1n h\u1ecdc th\u00f4ng th\u01b0\u1eddng, c\u00e1c b\u00e0i h\u1ecdc th\u01b0\u1eddng c\u00f3 c\u00f9ng ch\u1ee7 \u0111\u1ec1. Nh\u01b0ng v\u1edbi c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc kh\u00e1c nhau, kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf c\u00e1c con s\u1ed1 m\u00e0 c\u00f2n bao g\u1ed3m nhi\u1ec1u ch\u1ee7 \u0111\u1ec1, ki\u1ebfn th\u1ee9c v\u1ec1 cu\u1ed9c s\u1ed1ng, x\u00e3 h\u1ed9i, &#8230; \u0111\u1ec3 gi\u00fap tr\u1ebb em c\u1ea3i thi\u1ec7n k\u1ef9 n\u0103ng \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c ki\u1ebfn th\u1ee9c m\u1edbi theo c\u00e1ch t\u1ef1 nhi\u00ean nh\u1ea5t.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tre_em_duoc_giai_tri_khi_hoc_toan\"><\/span>Tr\u1ebb em \u0111\u01b0\u1ee3c gi\u1ea3i tr\u00ed khi h\u1ecdc to\u00e1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">To\u00e1n h\u1ecdc l\u00e0 m\u1ed9t m\u00f4n kh\u00e1 kh\u00f4 khan, n\u1ebfu ch\u1ec9 h\u1ecdc tr\u00ean s\u00e1ch s\u1ebd r\u1ea5t nhanh, nh\u01b0ng c\u0169ng h\u1ea1n ch\u1ebf s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a suy ngh\u0129 c\u1ee7a tr\u1ebb em. Nh\u01b0ng v\u1edbi vi\u1ec7c ch\u01a1i tr\u00f2 ch\u01a1i to\u00e1n l\u1edbp 3 v\u1ec1 c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc, n\u00f3 kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c cung c\u1ea5p th\u00f4ng tin, m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n b\u1eb1ng c\u00e1c t\u1eeb h\u00e0i h\u01b0\u1edbc v\u00e0 v\u1ea7n \u0111i\u1ec7u, v\u00ec v\u1eady n\u00f3 s\u1ebd l\u00e0m t\u0103ng s\u1ef1 quan t\u00e2m v\u00e0 gi\u1ea3i tr\u00ed c\u1ee7a em b\u00e9 khi h\u1ecdc t\u1ed1t h\u01a1n.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-3.jpg\" alt=\"H\u1ecdc to\u00e1n th\u00f4ng qua c\u00e1c c\u00e2u \u0111\u1ed1 l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p c\u1ea3 ch\u01a1i v\u00e0 h\u1ecdc. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tang_ky_nang_giao_tiep_cua_be\"><\/span>T\u0103ng k\u1ef9 n\u0103ng giao ti\u1ebfp c\u1ee7a b\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Khi tham gia v\u00e0o c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc, th\u01b0\u1eddng s\u1ebd c\u00f3 \u00edt nh\u1ea5t 2 ng\u01b0\u1eddi tham gia, ng\u01b0\u1eddi h\u1ecfi c\u00f3 th\u1ec3 l\u00e0 gi\u00e1o vi\u00ean, ph\u1ee5 huynh, b\u1ea1n b\u00e8 &#8230; v\u00e0 c\u00e2u tr\u1ea3 l\u1eddi kh\u00e1c th\u01b0\u1eddng l\u00e0 tr\u1ebb em. Nh\u1eefng ng\u01b0\u1eddi tham gia c\u00e0ng \u0111\u00f4ng \u0111\u00fac.<\/p>\n<p dir=\"ltr\">\u0110\u00f3 l\u00e0 s\u1ef1 t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp nh\u01b0 th\u1ebf n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap tr\u1ebb t\u0103ng k\u1ef9 n\u0103ng giao ti\u1ebfp m\u00e0 c\u00f2n t\u0103ng ph\u1ea3n x\u1ea1, t\u1ef1 trau d\u1ed3i v\u1edbi m\u1ed9t l\u01b0\u1ee3ng l\u1edbn t\u1eeb v\u1ef1ng. T\u1eeb \u0111\u00f3, gi\u00fap em b\u00e9 c\u1ee7a b\u1ea1n gi\u1ea3m b\u1edbt s\u1ef1 nh\u00fat nh\u00e1t ho\u1eb7c t\u0103ng kh\u1ea3 n\u0103ng giao ti\u1ebfp nhi\u1ec1u h\u01a1n v\u1edbi nh\u1eefng ng\u01b0\u1eddi xung quanh.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tom_tat_cac_cau_do_toan_hoc_lop_3\"><\/span>T\u00f3m t\u1eaft c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">V\u1edbi nh\u1eefng l\u1ee3i \u00edch tuy\u1ec7t v\u1eddi khi tr\u1ebb h\u1ecdc trong to\u00e1n h\u1ecdc l\u1edbp 3 th\u00f4ng qua c\u00e1c c\u00e2u \u0111\u1ed1, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e2u \u0111\u1ed1 \u0111\u1ec3 ph\u1ee5 huynh tham gia c\u00f9ng con:<\/p>\n<p dir=\"ltr\">B\u00e0i 1.<\/p>\n<p dir=\"ltr\">C\u00f3 10 qu\u1ea3 b\u00f3ng \u0111\u1ecf trong t\u00fai, 9 vi\u00ean bi m\u00e0u xanh, 11 vi\u00ean bi m\u00e0u v\u00e0ng v\u00e0 4 vi\u00ean bi tr\u1eafng. Khi \u0111\u01b0\u1ee3c h\u1ecfi kh\u00f4ng nh\u00ecn v\u00e0o t\u00fai, c\u00f3 bao nhi\u00eau vi\u00ean bi ph\u1ea3i l\u1ea5y ra \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00f3 \u00edt nh\u1ea5t 6 qu\u1ea3 b\u00f3ng c\u00f9ng m\u00e0u?<\/p>\n<p dir=\"ltr\">B\u00e0i 2.<\/p>\n<p dir=\"ltr\">C\u00f3 4 \u0111\u00f4i v\u1edb kh\u00e1c nhau trong t\u1ee7 qu\u1ea7n \u00e1o. Y\u00eau c\u1ea7u kh\u00f4ng nh\u00ecn v\u00e0o t\u1ee7 qu\u1ea7n \u00e1o, \u0111\u1ec3 l\u1ea5y ra \u00edt nh\u1ea5t m\u1ed9t s\u1ed1 v\u1edb \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00f3 2 v\u1edb c\u1ee7a c\u00f9ng m\u1ed9t c\u1eb7p? (Gi\u1ea3 s\u1eed v\u1edb ph\u00e2n bi\u1ec7t b\u00ean tr\u00e1i v\u00e0 b\u00ean ph\u1ea3i) <\/p>\n<p dir=\"ltr\">B\u00e0i 3.<\/p>\n<p dir=\"ltr\">Trong m\u1ed9t cu\u1ed9c thi c\u1edd vua, Tri, Dung v\u00e0 Minh dat c\u1ea3 ba gi\u1ea3i th\u01b0\u1edfng cao nh\u1ea5t. Tri \u0111\u00e3 kh\u00f4ng gi\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3i nh\u1ea5t, Dung \u0111\u00e3 kh\u00f4ng gi\u00e0nh gi\u1ea3i nh\u00ec, Minh \u0111\u00e3 kh\u00f4ng gi\u00e0nh \u0111\u01b0\u1ee3c gi\u1ea3i nh\u1ea5t v\u00e0 kh\u00f4ng gi\u00e0nh gi\u1ea3i ba. H\u1ecfi ai \u0111\u00e3 gi\u00e0nh gi\u1ea3i nh\u1ea5t, gi\u1ea3i hai, gi\u1ea3i ba?<\/p>\n<p dir=\"ltr\">B\u00e0i 4.<\/p>\n<p dir=\"ltr\">Gi\u00e0 h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi b\u00f2, d\u1ea7n d\u1ea7n h\u01a1n Mao, b\u00f2 gi\u00e0 h\u01a1n Mao. H\u1ecfi ai l\u00e0 ng\u01b0\u1eddi l\u1edbn tu\u1ed5i nh\u1ea5t, ai l\u00e0 ng\u01b0\u1eddi tr\u1ebb nh\u1ea5t?<\/p>\n<p dir=\"ltr\">B\u00e0i 5.<\/p>\n<p dir=\"ltr\">V\u1edbi m\u1ed9t lon 5 liter c\u00f3 th\u1ec3 v\u00e0 3 liter, l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111o 1 l\u00edt ho\u1eb7c 4 l\u00edt d\u1ea7u h\u1ecfa t\u1eeb m\u1ed9t th\u00f9ng d\u1ea7u h\u1ecfa.<\/p>\n<p dir=\"ltr\">B\u00e0i 6.<\/p>\n<p dir=\"ltr\">C\u00f3 9 h\u00ecnh d\u1ea1ng \u0111\u1ed3ng xu v\u00e0 c\u00f9ng k\u00edch th\u01b0\u1edbc, trong \u0111\u00f3 ch\u1ec9 c\u00f3 1 \u0111\u1ed3ng xu nh\u1eb9 h\u01a1n c\u00e1c lo\u1ea1i ti\u1ec1n t\u1ec7 kh\u00e1c. L\u00e0m th\u1ebf n\u00e0o t\u00f4i c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y ti\u1ec1n nh\u1eb9 \u0111\u00f3 hai l\u1ea7n? (S\u1ed1 d\u01b0 c\u00e2n b\u1eb1ng)<\/p>\n<p dir=\"ltr\">B\u00e0i 7.<\/p>\n<p dir=\"ltr\">Trong m\u1ed9t th\u00e1ng, c\u00f3 5 Ch\u1ee7 nh\u1eadt. Ng\u00e0y th\u1ee9 14 c\u1ee7a th\u00e1ng \u0111\u00f3 trong tu\u1ea7n l\u00e0 g\u00ec?<\/p>\n<p dir=\"ltr\">B\u00e0i 8.<\/p>\n<p dir=\"ltr\">Trong m\u1ed9t tr\u01b0\u1eddng n\u1eef, hoa c\u00fac, \u0111\u00e0o v\u00e0 h\u1ed3ng l\u00e0m 3 hoa c\u00fac, \u0111\u00e0o v\u00e0 h\u1ed3ng. B\u1ea1n \u0111\u00e3 l\u00e0m m\u1ed9t b\u00f4ng h\u1ed3ng th\u00e0nh CUC: &#8220;V\u00ec v\u1eady, kh\u00f4ng ai kh\u00f4ng l\u00e0m m\u1ed9t b\u00f4ng hoa v\u1edbi t\u00ean c\u1ee7a b\u1ea1n!&#8221; H\u1ecfi ai l\u00e0m hoa?<\/p>\n<p dir=\"ltr\">B\u00e0i 9.<\/p>\n<p dir=\"ltr\">Tr\u00ean b\u00e0n l\u00e0 3 cu\u1ed1n s\u00e1ch gi\u00e1o khoa: V\u0103n h\u1ecdc, To\u00e1n h\u1ecdc v\u00e0 \u0110\u1ecba l\u00fd \u0111\u01b0\u1ee3c bao ph\u1ee7 v\u1edbi 3 m\u00e0u kh\u00e1c nhau: xanh, \u0111\u1ecf, v\u00e0ng. Cho bi\u1ebft b\u00eca m\u00e0u \u0111\u1ecf \u0111\u01b0\u1ee3c \u0111\u1eb7t gi\u1eefa hai cu\u1ed1n s\u00e1ch v\u00e0 \u0111\u1ecba l\u00fd, \u0111\u1ecba l\u00fd v\u00e0 cu\u1ed1n s\u00e1ch m\u00e0u xanh \u0111\u01b0\u1ee3c mua trong c\u00f9ng m\u1ed9t ng\u00e0y. X\u00e1c \u0111\u1ecbnh m\u00e0u g\u00ec \u0111\u01b0\u1ee3c bao ph\u1ee7 m\u1ed7i cu\u1ed1n s\u00e1ch?<\/p>\n<p dir=\"ltr\">B\u00e0i 10.<\/p>\n<p dir=\"ltr\">Lan \u0111\u1ebfn v\u01b0\u1eddn \u0111\u1ec3 ch\u1ecdn 10 b\u00f4ng hoa m\u00e0u h\u1ed3ng v\u00e0 hoa c\u00fac, hoa h\u1ed3ng nhi\u1ec1u h\u01a1n hoa c\u00fac. LAN c\u1eafm v\u00e0o m\u1ed9t chai 5 b\u00f4ng. Khi \u0111\u01b0\u1ee3c h\u1ecfi r\u1eb1ng c\u00f3 th\u1ec3 ch\u1eafc ch\u1eafn r\u1eb1ng c\u00f3 \u00edt nh\u1ea5t m\u1ed9t hoa h\u1ed3ng trong 5 b\u00f4ng hoa \u0111\u00f3?<\/p>\n<p dir=\"ltr\">B\u00e0i 11. <\/p>\n<p dir=\"ltr\">M\u1ed9t chuy\u1ebfn t\u00e0u c\u00f3 4 chi\u1ebfc xe v\u1edbi 4 m\u00e0u kh\u00e1c nhau: \u0111\u1ecf, xanh, tr\u1eafng, v\u00e0ng. Blue Wagon kh\u00f4ng ph\u1ea3i l\u00e0 kh\u1edfi \u0111\u1ea7u v\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u01a1n thu\u1ed1c cu\u1ed1i c\u00f9ng. Chi\u1ebfc xe m\u00e0u v\u00e0ng kh\u00f4ng \u0111\u1ee9ng c\u1ea1nh nh\u1eefng chi\u1ebfc xe m\u00e0u tr\u1eafng v\u00e0 \u0111\u1ecf. Chi\u1ebfc xe m\u00e0u tr\u1eafng \u0111\u1ea7u ti\u00ean. T\u00ecm ki\u1ebfm th\u1ee9 t\u1ef1 c\u1ee7a toa xe?<\/p>\n<p dir=\"ltr\">B\u00e0i 12. Th\u1eed th\u00e1ch c\u1ee7a h\u1ecdc sinh xu\u1ea5t s\u1eafc*.<\/p>\n<p dir=\"ltr\">C\u00f3 3 h\u1ed9p tr\u00e1i c\u00e2y nh\u01b0 sau: m\u1ed9t h\u1ed9p t\u00e1o, m\u1ed9t h\u1ed9p m\u00e0u cam, m\u1ed9t h\u1ed9p t\u00e1o v\u00e0 cam. Ba h\u1ed9p \u0111\u00f3 b\u1ecb m\u1eafc k\u1eb9t v\u1edbi 3 nh\u00e3n: &#8220;Apple&#8221;, &#8220;cam&#8221;, &#8220;Apple v\u00e0 Cam&#8221; nh\u01b0ng kh\u00f4ng c\u00f3 h\u1ed9p n\u00e0o \u0111\u01b0\u1ee3c d\u00e1n. T\u00f4i \u0111\u01b0\u1ee3c ph\u00e9p ch\u1ecdn 1 h\u1ed9p v\u00e0 l\u1ea5y ra b\u1ea5t k\u1ef3 lo\u1ea1i tr\u00e1i c\u00e2y n\u00e0o t\u1eeb h\u1ed9p \u0111\u00f3 \u0111\u1ec3 sau khi nh\u00ecn v\u00e0o tr\u00e1i c\u00e2y, t\u00f4i bi\u1ebft h\u1ed9p n\u00e0o ch\u1ee9a.<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 13: Nh\u00ecn v\u00e0 \u0111\u1ebfm c\u1ea9n th\u1eadn c\u00f3 bao nhi\u00eau b\u00fat ch\u00ec trong h\u00ecnh<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-4.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 14<\/p>\n<p dir=\"ltr\">T\u00ecm ch\u1eef c\u00e1i b\u1ecb thi\u1ebfu trong h\u00ecnh sau:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-5.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 15:<\/p>\n<p dir=\"ltr\">Ch\u1ecdn h\u00ecnh \u1ea3nh b\u1ecb m\u1ea5t trong 6 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-6.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi: H\u00ecnh \u1ea3nh b\u1ecb m\u1ea5t l\u00e0 h\u00ecnh \u1ea3nh &#8230;<\/p>\n<p dir=\"ltr\">B\u00e0i 16:<\/p>\n<p dir=\"ltr\">C\u00f3 7 ng\u01b0\u1eddi trong m\u1ed9t ng\u00f4i nh\u00e0:<\/p>\n<p dir=\"ltr\">Ng\u01b0\u1eddi \u0111\u1ea7u ti\u00ean \u0111ang \u0111\u1ecdc<\/p>\n<p dir=\"ltr\">Ng\u01b0\u1eddi th\u1ee9 hai \u0111ang ch\u01a1i c\u1edd vua<\/p>\n<p dir=\"ltr\">Ng\u01b0\u1eddi th\u1ee9 ba \u0111ang n\u1ea5u \u0103n<\/p>\n<p dir=\"ltr\">Ng\u01b0\u1eddi th\u1ee9 4 \u0111ang vi\u1ebft<\/p>\n<p dir=\"ltr\">Ng\u01b0\u1eddi th\u1ee9 5 \u0111ang ng\u1ee7<\/p>\n<p dir=\"ltr\">Ng\u01b0\u1eddi th\u1ee9 6 \u0111ang d\u1ecdn d\u1eb9p nh\u00e0 c\u1eeda<\/p>\n<p dir=\"ltr\">C\u00e2u h\u1ecfi: Ng\u01b0\u1eddi th\u1ee9 7 \u0111ang l\u00e0m g\u00ec?<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi: Ng\u01b0\u1eddi th\u1ee9 7 l\u00e0 &#8230;<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 17:<\/p>\n<p dir=\"ltr\">Nh\u01b0 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb b\u00ean d\u01b0\u1edbi, b\u1ea1n th\u1ea5y 9 con m\u00e8o v\u00e0 nh\u00ecn v\u00e0o ch\u00fang, b\u1ea1n ngh\u0129 n\u00f3 gi\u1ed1ng nhau, nh\u01b0ng th\u1ef1c s\u1ef1 ch\u1ec9 c\u00f3 hai con gi\u1ed1ng nhau. T\u00ecm 2 con m\u00e8o gi\u1ed1ng nhau?<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-7.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi: Hai con m\u00e8o gi\u1ed1ng nhau l\u00e0 h\u00ecnh \u1ea3nh &#8230; v\u00e0 h\u00ecnh \u1ea3nh &#8230;<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 18:<\/p>\n<p dir=\"ltr\">Th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n sau:<\/p>\n<p dir=\"ltr\">If (78)^9 = 6<\/p>\n<p dir=\"ltr\">(69)^4 = 11<\/p>\n<p dir=\"ltr\">Sau \u0111\u00f3 (89)^2 =?<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 19:<\/p>\n<p dir=\"ltr\">Nh\u1eadp s\u1ed1 c\u00f2n thi\u1ebfu v\u00e0o h\u00ecnh \u1ea3nh sau:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-8.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 20:<\/p>\n<p dir=\"ltr\">T\u00ecm s\u1ed1 c\u00f2n thi\u1ebfu trong h\u00ecnh sau:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-9.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 21:<\/p>\n<p dir=\"ltr\">T\u00ecm s\u1ed1 5 -Digit khi bi\u1ebft:<\/p>\n<p dir=\"ltr\">S\u1ed1 th\u1ee9 5 v\u00e0 th\u1ee9 ba l\u00e0 14<\/p>\n<p dir=\"ltr\">S\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a s\u1ed1 th\u1ee9 4 v\u00e0 s\u1ed1 th\u1ee9 hai l\u00e0 1<\/p>\n<p dir=\"ltr\">S\u1ed1 \u0111\u1ea7u ti\u00ean l\u00e0 g\u1ea5p 2 l\u1ea7n s\u1ed1 th\u1ee9 hai tr\u1eeb 1<\/p>\n<p dir=\"ltr\">T\u1ed5ng c\u1ee7a s\u1ed1 th\u1ee9 hai v\u00e0 th\u1ee9 ba l\u00e0 10<\/p>\n<p dir=\"ltr\">T\u1ed5ng 5 ch\u1eef s\u1ed1 b\u1eb1ng 30<\/p>\n<p dir=\"ltr\">\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bi_quyet_de_giup_thiet_ke_tro_choi_trong_viec_day_toan_lop_3_mot_cach_hieu_qua\"><\/span>B\u00ed quy\u1ebft \u0111\u1ec3 gi\u00fap thi\u1ebft k\u1ebf tr\u00f2 ch\u01a1i trong vi\u1ec7c d\u1ea1y to\u00e1n l\u1edbp 3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 to\u00e1n h\u1ecdc th\u00f4ng qua b\u00e0i ki\u1ec3m tra, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 b\u00ed m\u1eadt m\u00e0 cha m\u1eb9 v\u00e0 con c\u00e1i c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ket_hop_toan_hoc_da_ke_voi_toan_hoc_khi\"><\/span>K\u1ebft h\u1ee3p to\u00e1n h\u1ecdc \u0111a k\u1ebf v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng \u0111\u1ec3 gi\u1ea3ng d\u1ea1y to\u00e1n h\u1ecdc tr\u1ef1c tuy\u1ebfn cho tr\u1ebb m\u1eabu gi\u00e1o v\u00e0 tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc, \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi kh\u1ec9 v\u1edbi n\u1ed9i dung c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c m\u1edbi nh\u1ea5t c\u1ee7a B\u1ed9 Gi\u00e1o d\u1ee5c v\u00e0 \u0110\u00e0o t\u1ea1o. T\u00ednh n\u0103ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math l\u00e0 n\u00f3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u1edf 4 c\u1ea5p \u0111\u1ed9 t\u1eeb d\u1ec5 d\u00e0ng \u0111\u1ebfn kh\u00f3 kh\u0103n, d\u1ef1a tr\u00ean 60 ch\u1ee7 \u0111\u1ec1 to\u00e1n h\u1ecdc \u0111\u1ec3 ph\u1ee5 huynh c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng ch\u1ecdn b\u00e0i h\u1ecdc ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi kh\u1ea3 n\u0103ng c\u1ee7a h\u1ecd.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/storage_web\/12-12-2022_01:16:45_monkey-math.jpg\" alt=\"Shining Home - Gia \u0111\u00ecnh Anh Ng\u1eef Math - \u1ee8ng d\u1ee5ng h\u1ecdc to\u00e1n b\u1eb1ng ti\u1ebfng Anh. (\u1ea2nh: Kh\u1ec9)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">\u0110\u1ed3ng th\u1eddi, n\u1ed9i dung \u0111\u01b0\u1ee3c d\u1ea1y d\u01b0\u1edbi d\u1ea1ng video, ho\u1ea1t h\u00ecnh h\u00e0i h\u01b0\u1edbc gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng c\u00f3 \u0111\u01b0\u1ee3c, ghi nh\u1edb, suy ngh\u0129 v\u00e0 th\u00fa v\u1ecb h\u01a1n khi tr\u1ebb h\u1ecdc to\u00e1n. H\u01a1n n\u1eefa, Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math c\u0169ng \u0111\u00e3 x\u00e2y d\u1ef1ng h\u01a1n 10.000 ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u00e1c nh\u01b0 tr\u00f2 ch\u01a1i to\u00e1n h\u1ecdc, c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc, &#8230; c\u1ef1c k\u1ef3 phong ph\u00fa \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc to\u00e1n v\u00e0 vui ch\u01a1i. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng suy ngh\u0129, nh\u1edb v\u00e0 c\u1ea3m th\u1ea5y quan t\u00e2m h\u01a1n \u0111\u1ebfn to\u00e1n h\u1ecdc th\u00f4ng qua s\u00e1ch.<\/p>\n<p dir=\"ltr\" style=\"text-align: center\"><em>\u0110i k\u00e8m v\u1edbi \u0111i\u1ec1u \u0111\u00f3, \u1ee9ng d\u1ee5ng c\u0169ng d\u1ea1y to\u00e1n b\u1eb1ng ti\u1ebfng Anh, l\u00e0 m\u1ed9t c\u01a1 h\u1ed9i \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc to\u00e1n v\u00e0 h\u1ecdc ti\u1ebfng Anh v\u1edbi chi ph\u00ed c\u1ef1c k\u1ef3 kinh t\u1ebf, ch\u1ec9 v\u1edbi 2000 VND\/ng\u00e0y. V\u00ec v\u1eady, cha m\u1eb9 c\u00f3 th\u1ec3 y\u00ean t\u00e2m h\u01a1n khi tr\u1ebb h\u1ecdc ph\u00e1t tri\u1ec3n to\u00e1n h\u1ecdc v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9 !!!<\/em><\/p>\n<p dir=\"ltr\" style=\"text-align: center\">Tr\u1ea3i nghi\u1ec7m mi\u1ec5n ph\u00ed ngay b\u00e2y gi\u1edd!<\/p>\n<p dir=\"ltr\" style=\"text-align: center\"><a href=\"https:\/\/www.youtube.com\/watch?v=7DSJPVHFROS\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/watch?v=7DSJPVHFROS<\/a><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Chon_mot_cau_do_phu_hop_voi_kha_nang_cua_moi_em_be\"><\/span>Ch\u1ecdn m\u1ed9t c\u00e2u \u0111\u1ed1 ph\u00f9 h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed7i em b\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">M\u1ed7i \u0111\u1ee9a tr\u1ebb th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng to\u00e1n h\u1ecdc v\u00e0 suy ngh\u0129 kh\u00e1c nhau. Do \u0111\u00f3, khi ch\u1ecdn c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3, ph\u1ee5 huynh c\u1ea7n bi\u1ebft kh\u1ea3 n\u0103ng h\u1ecdc t\u1eadp c\u1ee7a h\u1ecd, tr\u00e1nh ch\u1ecdn c\u00e1c c\u00e2u \u0111\u1ed1 qu\u00e1 kh\u00f3 v\u1edbi kh\u1ea3 n\u0103ng suy ngh\u0129 c\u1ee7a h\u1ecd s\u1ebd khi\u1ebfn h\u1ecd kh\u00f3 gi\u1ea3i quy\u1ebft ch\u00fang.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cha_me_can_di_cung_em_be\"><\/span>Cha m\u1eb9 c\u1ea7n \u0111i c\u00f9ng em b\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">V\u1edbi nhi\u1ec1u c\u00e2u \u0111\u1ed1 s\u1ebd c\u00f3 nhi\u1ec1u t\u1eeb v\u1ef1ng, v\u00ec v\u1eady nhi\u1ec1u tr\u1ebb em s\u1ebd kh\u00f3 hi\u1ec3u \u00fd ngh\u0129a c\u1ee7a c\u00e2u h\u1ecfi. V\u00ec v\u1eady, cha m\u1eb9 c\u1ea7n ph\u1ea3i \u0111i c\u00f9ng con c\u00e1i trong giai \u0111o\u1ea1n n\u00e0y.<\/p>\n<p dir=\"ltr\">Ngo\u00e0i ra, vi\u1ec7c cha m\u1eb9 \u0111i k\u00e8m h\u1ecfi, \u0111\u1ee9a tr\u1ebb tr\u1ea3 l\u1eddi s\u1ebd t\u0103ng kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c v\u00e0 chia s\u1ebb \u0111\u1ec3 gi\u00fap tr\u1ebb c\u1ea3m th\u1ea5y th\u00edch th\u00fa h\u01a1n khi h\u1ecdc to\u00e1n th\u00f4ng qua ph\u01b0\u01a1ng ph\u00e1p n\u00e0y.<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/do-vui-toan-lop-3-11.jpg\" alt=\"Khi tr\u1ebb h\u1ecdc to\u00e1n, ch\u00fang c\u1ea7n ph\u1ea3i c\u00f3 ng\u01b0\u1eddi b\u1ea1n \u0111\u1ed3ng h\u00e0nh c\u1ee7a cha m\u1eb9. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tao_ra_dong_luc_su_quan_tam_khi_tre_tham_gia_vao_cac_cau_do_toan_hoc_lop_3\"><\/span>T\u1ea1o ra \u0111\u1ed9ng l\u1ef1c, s\u1ef1 quan t\u00e2m khi tr\u1ebb tham gia v\u00e0o c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Thay v\u00ec h\u1ecfi cha m\u1eb9, tr\u1ebb em tr\u1ea3 l\u1eddi m\u1ed9t c\u00e1ch c\u01a1 h\u1ecdc, trong m\u1ed9t th\u1eddi gian, ch\u00fang c\u0169ng r\u1ea5t nhanh v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. Thay v\u00e0o \u0111\u00f3, cha m\u1eb9 n\u00ean th\u00fac \u0111\u1ea9y em b\u00e9 khi tham gia v\u1edbi s\u1ef1 kh\u00edch l\u1ec7 ho\u1eb7c c\u00f3 th\u1ec3 cung c\u1ea5p ph\u1ea7n th\u01b0\u1edfng n\u1ebfu con c\u00e1i h\u1ecd tr\u1ea3 l\u1eddi ch\u00ednh x\u00e1c, ..<\/p>\n<p dir=\"ltr\">Ngo\u00e0i ra, gi\u1edbi h\u1ea1n c\u1ee7a th\u1eddi gian c\u00e2u \u0111\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t ra, \u0111\u1ec3 n\u00f3 s\u1ebd gi\u00fap t\u0103ng s\u1ef1 k\u00edch th\u00edch n\u00e3o, suy ngh\u0129 c\u1ee7a em b\u00e9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/p>\n<p dir=\"ltr\">Tr\u00ean \u0111\u00e2y l\u00e0 s\u1ef1 chia s\u1ebb v\u1ec1 c\u00e1c c\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3 \u0111\u1ec3 em b\u00e9 c\u1ee7a b\u1ea1n tham kh\u1ea3o. \u0110\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 c\u1ee7a to\u00e1n h\u1ecdc v\u00e0 ph\u00e1t tri\u1ec3n t\u01b0 duy c\u1ee7a tr\u1ebb h\u01a1n m\u00e0 cha m\u1eb9 kh\u00f4ng b\u1ecf qua. N\u00f3 s\u1ebd gi\u00fap r\u1ea5t nhi\u1ec1u cho s\u1ef1 nghi\u1ec7p h\u1ecdc t\u1eadp c\u1ee7a con b\u1ea1n.<\/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>C\u00e2u \u0111\u1ed1 to\u00e1n h\u1ecdc l\u1edbp 3 l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p gi\u00fap ph\u00e1t tri\u1ec3n t\u01b0 duy logic c\u1ee7a tr\u1ebb khi h\u1ecdc to\u00e1n hi\u1ec7u qu\u1ea3 h\u01a1n. V\u00ec v\u1eady, b\u00ean d\u01b0\u1edbi kh\u1ec9 s\u1ebd t\u00f3m t\u1eaft c\u00e1c c\u00e2u \u0111\u1ed1 th\u00fa v\u1ecb v\u1edbi gi\u1ea3i ph\u00e1p m\u00e0 cha m\u1eb9 c\u00f3 th\u1ec3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn th\u1eed v\u1edbi em b\u00e9. T\u1ea1i&#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-40749","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/40749","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=40749"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/40749\/revisions"}],"predecessor-version":[{"id":40818,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/40749\/revisions\/40818"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=40749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=40749"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=40749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}