{"id":18571,"date":"2025-07-06T11:20:04","date_gmt":"2025-07-06T04:20:04","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=18571"},"modified":"2025-07-07T04:34:58","modified_gmt":"2025-07-06T21:34:58","slug":"bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/","title":{"rendered":"B\u00e0i t\u1eadp to\u00e1n l\u1edbp 1 vi\u1ebft ph\u00e9p t\u00ednh th\u00edch h\u1ee3p &amp; c\u00e1ch h\u1ecdc hay"},"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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Toan_hoc_cap_1_Viet_tinh_toan_thich_hop_la_hinh_thuc_toan_hoc\" >To\u00e1n h\u1ecdc c\u1ea5p 1 Vi\u1ebft t\u00ednh to\u00e1n th\u00edch h\u1ee3p l\u00e0 h\u00ecnh th\u1ee9c to\u00e1n h\u1ecdc?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Mot_so_kho_khan_khi_em_be_cua_ban_thuc_hien_cac_bai_tap_tinh_toan_thich_hop_trong_toan_hoc_lop_1\" >M\u1ed9t s\u1ed1 kh\u00f3 kh\u0103n khi em b\u00e9 c\u1ee7a b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp t\u00ednh to\u00e1n th\u00edch h\u1ee3p trong to\u00e1n h\u1ecdc l\u1edbp 1?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bi_quyet_de_giup_tre_hoc_toan_lop_1_de_viet_cac_tinh_toan_phu_hop_mot_cach_hieu_qua\" >B\u00ed quy\u1ebft \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc to\u00e1n l\u1edbp 1 \u0111\u1ec3 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p 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-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Hoc_cach_dem_trong_vong_20\" >H\u1ecdc c\u00e1ch \u0111\u1ebfm trong v\u00f2ng 20<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Luon_tap_the_duc_cho_tre_em\" >Lu\u00f4n t\u1eadp th\u1ec3 d\u1ee5c cho tr\u1ebb em<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Su_dung_hinh_anh_truc_quan_de_mo_ta_em_be\" >S\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh tr\u1ef1c quan \u0111\u1ec3 m\u00f4 t\u1ea3 em b\u00e9<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Hay_de_toi_lam_bai_tap_ve_nha_moi_ngay\" >H\u00e3y \u0111\u1ec3 t\u00f4i l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 m\u1ed7i ng\u00e0y<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Hoc_toan_lop_1_voi_toan_hoc\" >H\u1ecdc to\u00e1n l\u1edbp 1 v\u1edbi 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-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Mot_so_bai_tap_toan_cap_1_viet_cac_tinh_toan_thich_hop_cho_tre_thuc_hanh\" >M\u1ed9t s\u1ed1 b\u00e0i t\u1eadp to\u00e1n c\u1ea5p 1 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p cho tr\u1ebb th\u1ef1c h\u00e0nh<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_1\" >B\u00e0i t\u1eadp 1<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_2\" >B\u00e0i t\u1eadp 2<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_3\" >B\u00e0i t\u1eadp 3<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_4\" >B\u00e0i t\u1eadp 4<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_5\" >B\u00e0i t\u1eadp 5<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_6\" >B\u00e0i t\u1eadp 6<\/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\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_7\" >B\u00e0i t\u1eadp 7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_8\" >B\u00e0i t\u1eadp 8<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_9\" >B\u00e0i t\u1eadp 9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_10\" >B\u00e0i t\u1eadp 10<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_11\" >B\u00e0i t\u1eadp 11<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.ckconitsha.com\/vn\/bai-tap-toan-lop-1-viet-phep-tinh-thich-hop-cach-hoc-hay\/#Bai_tap_12\" >B\u00e0i t\u1eadp 12<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>To\u00e1n h\u1ecdc c\u1ea5p 1 Vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p l\u00e0 h\u00ecnh th\u1ee9c c\u1ee7a c\u00e1c b\u00e0i t\u1eadp m\u00e0 ch\u00fang s\u1ebd \u0111\u01b0\u1ee3c l\u00e0m quen, th\u1ef1c h\u00e0nh v\u00e0 chinh ph\u1ee5c ch\u00fang. \u0110\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc t\u1ed1t, hi\u1ec3u ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i t\u1eadp ch\u00ednh x\u00e1c h\u01a1n, cha m\u1eb9 kh\u00f4ng b\u1ecf qua c\u00e1c m\u1eb9o sau.<\/p>\n<p>                                                                    <img decoding=\"async\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img_default\/monkey3.png\" alt=\"\"><\/p>\n<p class=\"title\">H\u00e0ng tri\u1ec7u tr\u1ebb em \u0111\u00e3 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 n\u0103ng ng\u00f4n ng\u1eef c\u1ee7a ch\u00fang th\u00f4ng qua c\u00e1c \u1ee9ng d\u1ee5ng h\u1ecdc t\u1eadp c\u1ee7a kh\u1ec9<\/p>\n<p class=\"description\">\u0110\u0103ng k\u00fd ngay \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed v\u1ec1 c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 tuy\u1ebfn h\u1ecdc h\u1ecdc cho tr\u1ebb em.<\/p>\n<p>                                                                            *Vui l\u00f2ng ki\u1ec3m tra t\u00ean \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a b\u1ea1n *Vui l\u00f2ng ki\u1ec3m tra s\u1ed1 \u0111i\u1ec7n tho\u1ea1i \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Toan_hoc_cap_1_Viet_tinh_toan_thich_hop_la_hinh_thuc_toan_hoc\"><\/span>To\u00e1n h\u1ecdc c\u1ea5p 1 Vi\u1ebft t\u00ednh to\u00e1n th\u00edch h\u1ee3p l\u00e0 h\u00ecnh th\u1ee9c to\u00e1n h\u1ecdc?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Trong ch\u01b0\u01a1ng tr\u00ecnh ki\u1ebfn \u200b\u200bth\u1ee9c to\u00e1n h\u1ecdc l\u1edbp m\u1ed9t, tr\u1ebb em s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 nhi\u1ec1u lo\u1ea1i ki\u1ebfn \u200b\u200bth\u1ee9c kh\u00e1c nhau, trong \u0111\u00f3 ki\u1ebfn \u200b\u200bth\u1ee9c ch\u00ednh s\u1ebd li\u00ean quan \u0111\u1ebfn vi\u1ec7c b\u1ed5 sung. <\/p>\n<p dir=\"ltr\">\u0110\u1ed1i v\u1edbi h\u00ecnh th\u1ee9c to\u00e1n h\u1ecdc b\u1ed5 sung, ch\u1eafc ch\u1eafn kh\u00f4ng th\u1ec3 b\u1ecf qua trong c\u00e1c b\u00e0i t\u1eadp to\u00e1n l\u1edbp 1 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p.<\/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\/1-toan-lop-1-viet-phep-tinh-thich-hop.jpg\" alt=\"To\u00e1n h\u1ecdc c\u1ea5p 1 Vi\u1ebft t\u00ednh to\u00e1n th\u00edch h\u1ee3p l\u00e0 h\u00ecnh th\u1ee9c to\u00e1n h\u1ecdc? (Ngu\u1ed3n h\u00ecnh \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">\u0110\u00e2y l\u00e0 h\u00ecnh th\u1ee9c to\u00e1n h\u1ecdc v\u1eabn c\u00f2n li\u00ean quan \u0111\u1ebfn vi\u1ec7c b\u1ed5 sung nh\u01b0ng s\u1ebd c\u00f3 m\u1ed9t v\u00e9 \u0111\u01b0\u1ee3c b\u1ea3o hi\u1ec3m v\u00e0 tr\u1ebb em c\u1ea7n \u0111i\u1ec1n v\u00e0o s\u1ed1 th\u00edch h\u1ee3p trong tr\u1ed1ng \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 \u0111\u00fang. V\u00ed d\u1ee5 5 + &#8230; = 18.<\/p>\n<p dir=\"ltr\">N\u1ebfu b\u1ea1n mu\u1ed1n th\u1ef1c hi\u1ec7n lo\u1ea1i b\u00e0i t\u1eadp n\u00e0y, b\u1ea1n c\u1ea7n th\u00e0nh th\u1ea1o ki\u1ebfn \u200b\u200bth\u1ee9c b\u1ed5 sung v\u00e0 sau \u0111\u00f3 ti\u1ebfn h\u00e0nh th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n. Tr\u1ebb em s\u1ebd d\u1ef1a tr\u00ean c\u00e1c s\u1ed1 \u0111\u00e3 bi\u1ebft \u0111\u1ec3 t\u00ecm s\u1ed1 \u0111\u1ec3 t\u00ecm.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mot_so_kho_khan_khi_em_be_cua_ban_thuc_hien_cac_bai_tap_tinh_toan_thich_hop_trong_toan_hoc_lop_1\"><\/span>M\u1ed9t s\u1ed1 kh\u00f3 kh\u0103n khi em b\u00e9 c\u1ee7a b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp t\u00ednh to\u00e1n th\u00edch h\u1ee3p trong to\u00e1n h\u1ecdc l\u1edbp 1?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Tr\u1ebb em trong to\u00e1n h\u1ecdc l\u1edbp 1 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p, ch\u00fang c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i m\u1ed9t s\u1ed1 kh\u00f3 kh\u0103n. Cha m\u1eb9 n\u00ean hi\u1ec3u kh\u00f3 kh\u0103n n\u00e0y \u0111\u1ec3 h\u01b0\u1edbng d\u1eabn em b\u00e9 c\u00e1ch l\u00e0m \u0111i\u1ec1u \u0111\u00f3 m\u1ed9t c\u00e1ch th\u00edch h\u1ee3p:<\/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\/2-toan-lop-1-viet-phep-tinh-thich-hop.jpg\" alt=\"Nh\u1eefng kh\u00f3 kh\u0103n m\u00e0 ch\u00fang c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i khi h\u1ecdc to\u00e1n l\u1edbp 1 vi\u1ebft t\u00ednh to\u00e1n th\u00edch h\u1ee3p l\u00e0 g\u00ec? (Ngu\u1ed3n h\u00ecnh \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Tr\u1ebb em kh\u00f4ng bi\u1ebft nh\u1eefng con s\u1ed1: \u0110\u1ed1i v\u1edbi tr\u1ebb em l\u1edbp 1, \u0111\u00f4i khi ch\u00fang kh\u00f4ng bi\u1ebft m\u1eb7t s\u1ed1. Do \u0111\u00f3, tr\u1ebb em r\u1ea5t kh\u00f3 th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp li\u00ean quan \u0111\u1ebfn to\u00e1n h\u1ecdc t\u00ednh to\u00e1n th\u00edch h\u1ee3p.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">T\u1ea7m nh\u00ecn c\u1ee7a tr\u1ebb em kh\u00f4ng t\u1ed1t: Kh\u00f3 kh\u0103n th\u1ee9 hai m\u00e0 tr\u1ebb em c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i khi th\u1ef1c hi\u1ec7n b\u00e0i t\u1eadp vi\u1ebft t\u00ednh to\u00e1n th\u00edch h\u1ee3p l\u00e0 kh\u1ea3 n\u0103ng quan s\u00e1t con c\u00e1i c\u1ee7a ch\u00fang l\u00e0 kh\u00f4ng t\u1ed1t. Tr\u1ebb s\u01a1 sinh c\u00f3 th\u1ec3 th\u1ea5y m\u1ed9t ph\u1ea7n c\u1ee7a t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c b\u1ea3o hi\u1ec3m nh\u01b0ng kh\u00f4ng bi\u1ebft l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u00ecm s\u1ed1 n\u00e0y ngay b\u00e2y gi\u1edd.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n c\u1ee7a em b\u00e9 r\u1ea5t k\u00e9m: M\u1ed9t kh\u00f3 kh\u0103n kh\u00e1c m\u00e0 tr\u1ebb c\u0169ng th\u01b0\u1eddng g\u1eb7p khi th\u1ef1c hi\u1ec7n to\u00e1n h\u1ecdc v\u1ec1 m\u1eb7t to\u00e1n h\u1ecdc l\u00e0 kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n l\u00e0 k\u00e9m. Tr\u1ebb \u0111\u00f4i khi th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n tr\u1eeb sai, v\u00ec v\u1eady k\u1ebft qu\u1ea3 c\u1ea7n \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y c\u0169ng s\u1ebd sai.<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bi_quyet_de_giup_tre_hoc_toan_lop_1_de_viet_cac_tinh_toan_phu_hop_mot_cach_hieu_qua\"><\/span>B\u00ed quy\u1ebft \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc to\u00e1n l\u1edbp 1 \u0111\u1ec3 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 h\u1ea1n ch\u1ebf nh\u1eefng kh\u00f3 kh\u0103n m\u00e0 b\u00e9 g\u1eb7p ph\u1ea3i trong qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp li\u00ean quan \u0111\u1ebfn c\u00e1c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p, cha m\u1eb9 n\u00ean chia s\u1ebb v\u1edbi con c\u00e1i m\u1ed9t s\u1ed1 l\u1eddi khuy\u00ean sau:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Hoc_cach_dem_trong_vong_20\"><\/span>H\u1ecdc c\u00e1ch \u0111\u1ebfm trong v\u00f2ng 20<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110i\u1ec1u \u0111\u1ea7u ti\u00ean m\u00e0 ph\u1ee5 huynh c\u1ea7n l\u00e0m khi con c\u00e1i h\u1ecd h\u1ecdc to\u00e1n l\u1edbp 1 v\u1edbi b\u1ea5t k\u1ef3 ch\u01b0\u01a1ng tr\u00ecnh n\u00e0o l\u00e0 ph\u1ee5 huynh c\u1ea7n d\u1ea1y con c\u00e1i c\u1ee7a h\u1ecd \u0111\u1ec3 t\u00ednh th\u00e0nh th\u1ea1o. D\u1ea1y con b\u1ea1n \u0111\u1ebfn \u0111\u1ee9c t\u00ednh ch\u00ednh l\u00e0 gi\u00fap tr\u1ebb em quen v\u1edbi \u0111\u01b0\u1eddng ph\u1ed1 \u0111\u1ec3 v\u01b0\u1ee3t qua kh\u00f3 kh\u0103n \u0111\u1ea7u ti\u00ean m\u00e0 tr\u1ebb th\u01b0\u1eddng g\u1eb7p khi l\u00e0m to\u00e1n h\u1ecdc c\u1ea5p 1 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p.<\/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\/3-toan-lop-1-viet-phep-tinh-thich-hop.jpg\" alt=\"Cha m\u1eb9 d\u1ea1y con c\u00e1i c\u1ee7a h\u1ecd \u0111\u1ebfm trong v\u00f2ng 20 (Ngu\u1ed3n \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">\u0110\u1ea7u ti\u00ean, cha m\u1eb9 s\u1ebd \u0111\u1ec3 con c\u00e1i h\u1ecd h\u1ecdc c\u00e1ch \u0111\u1ebfm trong v\u00f2ng 20. Sau \u0111\u00f3, cha m\u1eb9 s\u1ebd \u0111\u1ec3 con c\u00e1i h\u1ecdc \u0111\u01b0\u1ee3c \u0111\u1ec3 \u0111\u1ebfm trong v\u00f2ng 30, 40, 50, &#8230; Do \u0111\u00f3, khi tr\u1ebb h\u1ecdc tr\u00f4i ch\u1ea3y, ch\u00fang c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng ti\u1ebfp t\u1ee5c h\u1ecdc v\u1edbi c\u00e1c t\u00ednh to\u00e1n tr\u1eeb h\u01a1n.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Luon_tap_the_duc_cho_tre_em\"><\/span>Lu\u00f4n t\u1eadp th\u1ec3 d\u1ee5c cho tr\u1ebb em<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">B\u00ed quy\u1ebft th\u1ee9 hai \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc t\u1ed1t ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n l\u1edbp m\u1ed9t li\u00ean quan \u0111\u1ebfn vi\u1ec7c b\u1ed5 sung ph\u00e9p tr\u1eeb l\u00e0 ph\u1ee5 huynh c\u1ea7n \u0111\u1ec3 con c\u00e1i ch\u00fang th\u1ef1c hi\u1ec7n nhi\u1ec1u b\u00e0i t\u1eadp luy\u1ec7n t\u1eadp. Khi em b\u00e9 th\u1ef1c h\u00e0nh ngay sau khi nghe b\u00e0i gi\u1ea3ng, tr\u1ebb em c\u00f3 th\u1ec3 nh\u1edb ki\u1ebfn \u200b\u200bth\u1ee9c t\u1ed1t h\u01a1n.<\/p>\n<p dir=\"ltr\">\u0110\u1ed3ng th\u1eddi, tr\u1ebb em c\u00f3 th\u1ec3 ngay l\u1eadp t\u1ee9c \u00e1p d\u1ee5ng ki\u1ebfn \u200b\u200bth\u1ee9c \u0111\u00e3 \u0111\u01b0\u1ee3c nghe trong th\u1ef1c h\u00e0nh b\u00e0i t\u1eadp v\u1ec1 nh\u00e0. N\u1ebfu tr\u1ebb g\u1eb7p b\u1ea5t k\u1ef3 kh\u00f3 kh\u0103n n\u00e0o, cha m\u1eb9 c\u0169ng c\u00f3 th\u1ec3 n\u1eafm b\u1eaft v\u00e0 h\u1ed7 tr\u1ee3 ch\u00fang ngay l\u1eadp t\u1ee9c \u0111\u1ec3 con c\u00e1i ch\u00fang kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c ki\u1ebfn \u200b\u200bth\u1ee9c.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Su_dung_hinh_anh_truc_quan_de_mo_ta_em_be\"><\/span>S\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh tr\u1ef1c quan \u0111\u1ec3 m\u00f4 t\u1ea3 em b\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u1ed1i v\u1edbi nh\u1eefng \u0111\u1ee9a tr\u1ebb kh\u00f4ng t\u01b0\u1edfng t\u01b0\u1ee3ng c\u00e1ch l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 li\u00ean quan \u0111\u1ebfn t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p, cha m\u1eb9 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 h\u00ecnh \u1ea3nh tr\u1ef1c quan \u0111\u1ec3 m\u00f4 t\u1ea3 cho con c\u00e1i 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\/img\/4-toan-lop-1-viet-phep-tinh-thich-hop.jpg\" alt=\"N\u00ean s\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh tr\u1ef1c quan \u0111\u1ec3 gi\u1ea3i th\u00edch cho em b\u00e9 (Ngu\u1ed3n h\u00ecnh \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5, cha m\u1eb9 gi\u1eef ba vi\u00ean k\u1eb9o, tay ph\u1ea3i b\u1ed1n k\u1eb9o, sau \u0111\u00f3 \u0111\u1eb7t 7 k\u1eb9o l\u00ean b\u00e0n. Ti\u1ebfp theo, cha m\u1eb9 s\u1ebd n\u1eafm l\u1ea5y m\u1ed9t tay v\u00e0 h\u1ecfi em b\u00e9 r\u1eb1ng k\u1eb9o gi\u1eef trong tay h\u1ecd bao nhi\u00eau. V\u00ed d\u1ee5 n\u00e0y v\u1edbi s\u1ed1 l\u01b0\u1ee3ng k\u1eb9o gi\u1eef trong tay gi\u1ed1ng nh\u01b0 con s\u1ed1 \u0111\u01b0\u1ee3c tr\u1ebb em bao ph\u1ee7 \u0111\u1ec3 t\u00ecm hi\u1ec3u.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Hay_de_toi_lam_bai_tap_ve_nha_moi_ngay\"><\/span>H\u00e3y \u0111\u1ec3 t\u00f4i l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 m\u1ed7i ng\u00e0y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">M\u1ed9t b\u00ed m\u1eadt kh\u00e1c r\u1ea5t hi\u1ec7u qu\u1ea3 khi d\u1ea1y tr\u1ebb h\u1ecdc c\u00e1ch vi\u1ebft b\u00e0i 1 m\u1ed9t c\u00e1ch th\u00edch h\u1ee3p l\u00e0 cha m\u1eb9 \u0111\u1ec3 con c\u00e1i l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 m\u1ed7i ng\u00e0y. L\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 ngay sau khi con b\u1ea1n kh\u00f4ng \u0111\u1ee7, cha m\u1eb9 c\u0169ng n\u00ean \u0111\u1ec3 con c\u00e1i h\u1ecd luy\u1ec7n t\u1eadp m\u1ed7i ng\u00e0y \u0111\u1ec3 ch\u00fang kh\u00f4ng qu\u00ean ki\u1ebfn \u200b\u200bth\u1ee9c c\u1ee7a ch\u00fang.<\/p>\n<p dir=\"ltr\">Khi con b\u1ea1n l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 m\u1ed7i ng\u00e0y, cha m\u1eb9 c\u0169ng c\u00f3 th\u1ec3 ki\u1ec3m tra xem m\u1ee9c \u0111\u1ed9 hi\u1ec3u b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 c\u1ee7a em b\u00e9 v\u00e0 li\u1ec7u em b\u00e9 c\u00f3 b\u1ecb l\u00e3ng qu\u00ean hay kh\u00f4ng.<\/p>\n<p dir=\"ltr\">Tuy nhi\u00ean, khi b\u1ea1n \u0111\u00e3 l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 c\u1ee7a em b\u00e9 m\u1ed7i ng\u00e0y, cha m\u1eb9 kh\u00f4ng n\u00ean bu\u1ed9c con c\u00e1i h\u1ecd th\u1ef1c hi\u1ec7n qu\u00e1 nhi\u1ec1u b\u00e0i t\u1eadp. S\u1ed1 l\u01b0\u1ee3ng b\u00e0i t\u1eadp t\u1eeb 1 \u0111\u1ebfn 2 b\u00e0i m\u1ed7i ng\u00e0y trong ph\u1ea7n Ki\u1ebfn th\u1ee9c to\u00e1n h\u1ecdc l\u1edbp 1 l\u00e0 con s\u1ed1 ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Hoc_toan_lop_1_voi_toan_hoc\"><\/span>H\u1ecdc to\u00e1n l\u1edbp 1 v\u1edbi to\u00e1n h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">M\u1ed9t b\u00ed m\u1eadt tuy\u1ec7t v\u1eddi kh\u00e1c m\u00e0 nhi\u1ec1u ph\u1ee5 huynh b\u00e2y gi\u1edd ch\u1ecdn cho tr\u1ebb l\u1edbp 1 \u0111\u1ec3 gi\u00fap con c\u00e1i h\u1ecdc to\u00e1n t\u1ed1t l\u00e0 \u0111\u1ec3 tr\u1ebb h\u1ecdc to\u00e1n v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9. H\u00e3y \u0111\u1ec3 con b\u1ea1n h\u1ecdc to\u00e1n v\u1edbi \u1ee9ng d\u1ee5ng to\u00e1n h\u1ecdc kh\u1ec9 s\u1ebd gi\u00fap tr\u1ebb c\u00f3 th\u1ec3 n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c ki\u1ebfn \u200b\u200bth\u1ee9c \u0111\u00e3 \u0111\u01b0\u1ee3c d\u1ea1y b\u1edfi c\u00e1c gi\u00e1o vi\u00ean trong l\u1edbp.<\/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\/5-toan-lop-1-viet-phep-tinh-thich-hop.jpg\" alt=\"Tham gia To\u00e1n h\u1ecdc Shining Home - Gia \u0111\u00ecnh Anh Ng\u1eef Math L\u1edbp 1 \u0111\u1ec3 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng (Ngu\u1ed3n h\u00ecnh \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">\u0110\u1eb7c bi\u1ec7t, to\u00e1n h\u1ecdc kh\u1ec9 tr\u00ecnh b\u00e0y ki\u1ebfn \u200b\u200bth\u1ee9c r\u1ea5t khoa h\u1ecdc, v\u00ec v\u1eady tr\u1ebb em c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng theo d\u00f5i ki\u1ebfn \u200b\u200bth\u1ee9c \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y. B\u00ean c\u1ea1nh \u0111\u00f3, khi h\u1ecdc to\u00e1n l\u1edbp 1 v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9, b\u1ea1n c\u0169ng th\u1ea5y n\u00f3 r\u1ea5t th\u00fa v\u1ecb v\u00ec m\u1ed7i b\u00e0i h\u1ecdc \u0111\u1ec1u c\u00f3 tr\u00f2 ch\u01a1i. Nh\u1eefng \u0111\u1ee9a tr\u1ebb l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 c\u00f3 th\u1ec3 ch\u01a1i \u0111\u1ec3 ch\u00fang lu\u00f4n c\u1ea3m th\u1ea5y r\u1ea5t tho\u1ea3i m\u00e1i.<\/p>\n<p dir=\"ltr\">B\u00e0i t\u1eadp to\u00e1n c\u1ea5p 1 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p trong to\u00e1n h\u1ecdc kh\u1ec9 c\u1ef1c k\u1ef3 \u0111a d\u1ea1ng. Cha m\u1eb9 c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c b\u00e0i t\u1eadp n\u00e0y v\u00e0 sau \u0111\u00f3 cho h\u1ecd th\u1ef1c h\u00e0nh \u0111\u1ec3 ki\u1ec3m tra m\u1ee9c \u0111\u1ed9 hi\u1ec3u b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 c\u1ee7a h\u1ecd. V\u00e0 v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9, tr\u1ebb em c\u00f3 th\u1ec3 h\u1ecdc to\u00e1n \u1edf b\u1ea5t c\u1ee9 \u0111\u00e2u v\u00e0 b\u1ea5t c\u1ee9 l\u00fac n\u00e0o, v\u00ec v\u1eady n\u00f3 c\u1ef1c k\u1ef3 thu\u1eadn ti\u1ec7n.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mot_so_bai_tap_toan_cap_1_viet_cac_tinh_toan_thich_hop_cho_tre_thuc_hanh\"><\/span>M\u1ed9t s\u1ed1 b\u00e0i t\u1eadp to\u00e1n c\u1ea5p 1 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p cho tr\u1ebb th\u1ef1c h\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Ph\u1ee5 huynh c\u00f3 th\u1ec3 ngay l\u1eadp t\u1ee9c tham kh\u1ea3o m\u1ed9t s\u1ed1 b\u00e0i t\u1eadp sau \u0111\u1ec3 h\u1ecdc to\u00e1n l\u1edbp 1 hi\u1ec7u qu\u1ea3 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\/6-toan-lop-1-viet-phep-tinh-thich-hop.jpg\" alt=\"B\u00e0i t\u1eadp to\u00e1n c\u1ea5p 1 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_1\"><\/span>B\u00e0i t\u1eadp 1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">6 + &#8230; = 18<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">3 + &#8230; = 10<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">9 + &#8230; = 20<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">12 + &#8230; = 34<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_2\"><\/span>B\u00e0i t\u1eadp 2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">18 &#8211; &#8230; = 12<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">27 &#8211; &#8230; = 21<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">16 &#8211; &#8230; = 9<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">56 &#8211; &#8230; = 15<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_3\"><\/span>B\u00e0i t\u1eadp 3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; + 7 = 18<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; + 16 = 32<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; + 15 = 37<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; + 13 = 56<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_4\"><\/span>B\u00e0i t\u1eadp 4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; &#8211; 14 = 16<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; &#8211; 15 = 18<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; &#8211; 24 = 40<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; &#8211; 36 = 12<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_5\"><\/span>B\u00e0i t\u1eadp 5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">12 + &#8230; = 15<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; &#8211; 23 = 18<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">34 &#8211; &#8230; = 17<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">&#8230; &#8211; 18 = 25<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_6\"><\/span>B\u00e0i t\u1eadp 6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">34 &#8211; 12 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">23 &#8211; 8 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">15 &#8211; 9 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">54 &#8211; 4 = &#8230;<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_7\"><\/span>B\u00e0i t\u1eadp 7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">12 + 23 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">34 + 12 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">35 + 18 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">29 + 11 = &#8230;<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_8\"><\/span>B\u00e0i t\u1eadp 8<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong kho\u1ea3ng tr\u1ed1ng:<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">45 &#8211; 33 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">23 + 12 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">56 &#8211; 27 = &#8230;<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">78 + 23 = &#8230;<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_9\"><\/span>B\u00e0i t\u1eadp 9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft +, &#8211; ho\u1eb7c = trong kho\u1ea3ng tr\u1ed1ng<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">34 &#8230; 12 = 22<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">18 &#8230; 8 = 10<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">13 &#8230; 11 = 24<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">56 &#8230; 6 = 50<\/p>\n<\/li>\n<\/ol>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_10\"><\/span>B\u00e0i t\u1eadp 10<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Vi\u1ebft +, &#8211; ho\u1eb7c = trong kho\u1ea3ng tr\u1ed1ng<\/p>\n<ol>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">15 &#8230; 7 = 8<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">13 &#8230; 13 = 26<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">24 &#8230; 13 = 11<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">25 &#8230; 16 = 41<\/p>\n<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Bai_tap_11\"><\/span>B\u00e0i t\u1eadp 11<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Vi\u1ebft d\u1ea5u hi\u1ec7u = trong d\u1ea5u ch\u1ea5m<\/p>\n<table style=\"border-collapse: collapse;width: 100%;margin-left: auto;margin-right: auto\" border=\"1\" cellspacing=\"1\" cellpadding=\"1\">\n<tr>\n<td style=\"width: 25.5952%\">1\u2026. 2<\/td>\n<td style=\"width: 24.4048%\">3 &#8230; 4<\/td>\n<td style=\"width: 25.5952%\">3 &#8230; 8<\/td>\n<td style=\"width: 24.4048%\">5 &#8230; 2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 25.5952%\">4 &#8230; 4<\/td>\n<td style=\"width: 24.4048%\">1 &#8230; 5<\/td>\n<td style=\"width: 25.5952%\">2 &#8230; 3<\/td>\n<td style=\"width: 24.4048%\">1\u2026. 4<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 25.5952%\">2 &#8230; 7<\/td>\n<td style=\"width: 24.4048%\">1\u2026. 6<\/td>\n<td style=\"width: 25.5952%\">8 &#8230; 4<\/td>\n<td style=\"width: 24.4048%\">2 &#8230; 0<\/td>\n<\/tr>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"Bai_tap_12\"><\/span>B\u00e0i t\u1eadp 12<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110i\u1ec1n v\u00e0o s\u1ed1 th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m<\/p>\n<table style=\"border-collapse: collapse;width: 100%;border-color: inherit;border-style: solid;margin-left: auto;margin-right: auto\" border=\"1\" cellspacing=\"1\" cellpadding=\"1\">\n<tr style=\"--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-scroll-snap-strictness: proximity;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;height: 25.1875px;border: 0px solid #e5e7eb\">\n<td style=\"height: 25.1875px\">3 &lt;&#8230; &lt;5<\/td>\n<td style=\"height: 25.1875px\">8&gt; &#8230;&gt; 6<\/td>\n<td style=\"height: 25.1875px\">6&gt; &#8230;&gt; 4<\/td>\n<td style=\"height: 25.1875px\">6 &lt;&#8230; &lt;8<\/td>\n<\/tr>\n<tr style=\"height: 25.1875px\">\n<td style=\"height: 25.1875px\">1 &lt;&#8230; &lt;3<\/td>\n<td style=\"height: 25.1875px\">2 &lt;&#8230; &lt;4<\/td>\n<td style=\"height: 25.1875px\">5 &lt;&#8230; &lt;7<\/td>\n<td style=\"height: 25.1875px\">7 &lt;&#8230; &lt;9<\/td>\n<\/tr>\n<tr style=\"height: 25.1875px\">\n<td style=\"height: 25.1875px\">0 &lt;&#8230; &lt;2<\/td>\n<td style=\"height: 25.1875px\">8 &lt;&#8230; &lt;10<\/td>\n<td style=\"height: 25.1875px\">7&gt; &#8230;&gt; 5<\/td>\n<td style=\"height: 25.1875px\">3&gt; &#8230;&gt; 1<\/td>\n<\/tr>\n<\/table>\n<p>Xem th\u00eam: T\u00f3m t\u1eaft h\u01a1n 20 b\u00e0i t\u1eadp trong to\u00e1n h\u1ecdc l\u1edbp 1 v\u00e0 B\u00ed quy\u1ebft \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc t\u1ed1t<\/p>\n<\/p>\n<p dir=\"ltr\">V\u1edbi th\u00f4ng tin \u0111\u01b0\u1ee3c chia s\u1ebb \u1edf tr\u00ean, ph\u1ee5 huynh c\u00f3 h\u01b0\u1edbng d\u1eabn b\u1eb1ng v\u0103n b\u1ea3n cho tr\u1ebb h\u1ecdc to\u00e1n h\u1ecdc l\u1edbp 1 \u0111\u1ec3 vi\u1ebft c\u00e1c t\u00ednh to\u00e1n ph\u00f9 h\u1ee3p hay kh\u00f4ng? Hy v\u1ecdng r\u1eb1ng \u0111\u00e2y s\u1ebd l\u00e0 ki\u1ebfn \u200b\u200bth\u1ee9c h\u1eefu \u00edch \u0111\u1ec3 gi\u00fap tr\u1ebb em c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i t\u1eadp m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng v\u00e0 hi\u1ec7u qu\u1ea3.<\/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>To\u00e1n h\u1ecdc c\u1ea5p 1 Vi\u1ebft c\u00e1c t\u00ednh to\u00e1n th\u00edch h\u1ee3p l\u00e0 h\u00ecnh th\u1ee9c c\u1ee7a c\u00e1c b\u00e0i t\u1eadp m\u00e0 ch\u00fang s\u1ebd \u0111\u01b0\u1ee3c l\u00e0m quen, th\u1ef1c h\u00e0nh v\u00e0 chinh ph\u1ee5c ch\u00fang. \u0110\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc t\u1ed1t, hi\u1ec3u ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i t\u1eadp ch\u00ednh x\u00e1c h\u01a1n, cha m\u1eb9 kh\u00f4ng b\u1ecf qua c\u00e1c m\u1eb9o sau. H\u00e0ng&#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-18571","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/18571","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=18571"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/18571\/revisions"}],"predecessor-version":[{"id":24275,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/18571\/revisions\/24275"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=18571"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=18571"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=18571"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}