{"id":15619,"date":"2025-07-02T03:05:04","date_gmt":"2025-07-01T20:05:04","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=15619"},"modified":"2025-07-02T13:34:23","modified_gmt":"2025-07-02T06:34:23","slug":"danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/","title":{"rendered":"Danh s\u00e1ch b\u00e0i t\u1eadp to\u00e1n 4 b\u1ea3ng \u0111\u01a1n v\u1ecb \u0111o kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 c\u00e1ch h\u1ecdc hi\u1ec7u qu\u1ea3"},"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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Khai_niem_cua_mot_don_vi_do_luong_khoi_luong_la_gi\" >Kh\u00e1i ni\u1ec7m c\u1ee7a m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 g\u00ec?<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Toan_4_Bang_do_luong_don_vi_chi_tiet\" >To\u00e1n 4 B\u1ea3ng \u0111o l\u01b0\u1eddng \u0111\u01a1n v\u1ecb chi ti\u1ebft<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Huong_dan_ve_cach_chuyen_doi_cac_don_vi_de_do_khoi_luong_toan_lop_4\" >H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1ch chuy\u1ec3n \u0111\u1ed5i c\u00e1c \u0111\u01a1n v\u1ecb \u0111\u1ec3 \u0111o kh\u1ed1i l\u01b0\u1ee3ng to\u00e1n l\u1edbp 4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Cac_loai_bai_tap_toan_hoc_trong_Bang_4_cua_don_vi_do_luong_khoi_luong\" >C\u00e1c lo\u1ea1i b\u00e0i t\u1eadp to\u00e1n h\u1ecdc trong B\u1ea3ng 4 c\u1ee7a \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Mau_1_So_sanh_don_vi_do_luong_khoi_luong\" >M\u1eabu 1: So s\u00e1nh \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Mau_2_Thuc_hien_tinh_toan_voi_cac_don_vi_do_luong_khoi_luong\" >M\u1eabu 2: Th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Mau_3_Giai_quyet_van_de_bang_cac_tu\" >M\u1eabu 3: Gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 b\u1eb1ng c\u00e1c t\u1eeb<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Bi_quyet_de_nghien_cuu_bang_toan_4_cua_don_vi_do_luong_khoi_luong_hieu_qua\" >B\u00ed quy\u1ebft \u0111\u1ec3 nghi\u00ean c\u1ee9u b\u1ea3ng to\u00e1n 4 c\u1ee7a \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng 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-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Hoc_toan_voi_nhieu_da_phuong_tien_hieu_qua_voi_toan_hoc\" >H\u1ecdc to\u00e1n v\u1edbi nhi\u1ec1u \u0111a ph\u01b0\u01a1ng ti\u1ec7n hi\u1ec7u qu\u1ea3 v\u1edbi 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-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#https_wwwyoutubecomwatchv7DSJPVHFROS\" >https:\/\/www.youtube.com\/watch?v=7DSJPVHFROS<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Viec_ap_dung_toan_hoc_cap_4_do_luong_khoi_luong_de_thuc_hanh\" >Vi\u1ec7c \u00e1p d\u1ee5ng to\u00e1n h\u1ecdc c\u1ea5p 4 \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng \u0111\u1ec3 th\u1ef1c h\u00e0nh<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Nghien_cuu_Do_luong_don_vi_khoi_luong_thong_qua_cac_tro_choi\" >Nghi\u00ean c\u1ee9u \u0110o l\u01b0\u1eddng \u0111\u01a1n v\u1ecb kh\u1ed1i l\u01b0\u1ee3ng th\u00f4ng qua c\u00e1c tr\u00f2 ch\u01a1i<\/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\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Thuc_hanh_voi_em_be_cua_ban_la_rat_quan_trong\" >Th\u1ef1c h\u00e0nh v\u1edbi em b\u00e9 c\u1ee7a b\u1ea1n l\u00e0 r\u1ea5t quan tr\u1ecdng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ckconitsha.com\/vn\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Bai_tap_toan_lop_4_trong_cac_don_vi_lop_4_do_luong_khoi_luong_cho_tre_thuc_hanh_ban_than\" >B\u00e0i t\u1eadp to\u00e1n l\u1edbp 4 trong c\u00e1c \u0111\u01a1n v\u1ecb l\u1edbp 4 \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng cho tr\u1ebb th\u1ef1c h\u00e0nh b\u1ea3n th\u00e2n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.ckconitsha.com\/vn\/danh-sach-bai-tap-toan-4-bang-don-vi-do-khoi-luong-va-cach-hoc-hieu-qua\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>B\u1ea3ng 4 B\u1ea3ng \u0110o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 m\u1ed9t trong nh\u1eefng ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong h\u1ecdc t\u1eadp, m\u00e0 c\u00f2n trong th\u1ef1c t\u1ebf. V\u00ec v\u1eady, \u0111\u1ec3 gi\u00fap tr\u1ebb l\u00e0m ch\u1ee7 ki\u1ebfn \u200b\u200bth\u1ee9c n\u00e0y v\u00e0 th\u1ef1c h\u00e0nh hi\u1ec7u qu\u1ea3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u1eddi khuy\u00ean cho vi\u1ec7c h\u1ecdc v\u00e0 c\u00e1c b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh chi ti\u1ebft nh\u1ea5t.<\/p>\n<p>                                                                    <\/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=\"Khai_niem_cua_mot_don_vi_do_luong_khoi_luong_la_gi\"><\/span>Kh\u00e1i ni\u1ec7m c\u1ee7a m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u01a1n v\u1ecb l\u00e0 m\u1ed9t ho\u1eb7c s\u1ed1 l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong to\u00e1n h\u1ecdc, h\u00f3a h\u1ecdc, v\u1eadt l\u00fd ho\u1eb7c trong cu\u1ed9c s\u1ed1ng. <em>V\u00ed d\u1ee5: 25 kg g\u1ea1o n\u1eb7ng, b\u00e0n d\u00e0i 1 m\u00e9t<\/em><\/p>\n<p dir=\"ltr\">Kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 l\u01b0\u1ee3ng ch\u1ee9a trong \u0111\u1ed1i t\u01b0\u1ee3ng khi c\u00e2n. N\u00ean \u0111o tr\u1ecdng l\u01b0\u1ee3ng ch\u00ednh x\u00e1c c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng ch\u00fang ta ph\u1ea3i s\u1eed d\u1ee5ng thang \u0111o. <em>V\u00ed d\u1ee5, tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a t\u00e1o l\u00e0 tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a qu\u1ea3 t\u00e1o trong gi\u1ecf.<\/em><\/p>\n<p dir=\"ltr\">Suy ra, \u0111\u01a1n v\u1ecb \u0111o kh\u1ed1i l\u00e0 \u0111\u01a1n v\u1ecb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u00e2n m\u1ed9t th\u1ee9 c\u1ee5 th\u1ec3. V\u00ed d\u1ee5, t\u00fai g\u1ea1o n\u1eb7ng 50kg, \u0111\u01a1n v\u1ecb \u0111o kh\u1ed1i l\u00e0 kg.<\/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\/toan-lop-4-don-vi-do-khoi-luong-1.jpg\" alt=\"\u0110\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong th\u1ef1c t\u1ebf. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Toan_4_Bang_do_luong_don_vi_chi_tiet\"><\/span>To\u00e1n 4 B\u1ea3ng \u0111o l\u01b0\u1eddng \u0111\u01a1n v\u1ecb chi ti\u1ebft<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\"> <img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-lop-4-don-vi-do-khoi-luong-2.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Ghi ch\u00fa:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">HG l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a H\u00e9c-Gam<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">DAG l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a de-ca-gam<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Huong_dan_ve_cach_chuyen_doi_cac_don_vi_de_do_khoi_luong_toan_lop_4\"><\/span>H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1ch chuy\u1ec3n \u0111\u1ed5i c\u00e1c \u0111\u01a1n v\u1ecb \u0111\u1ec3 \u0111o kh\u1ed1i l\u01b0\u1ee3ng to\u00e1n l\u1edbp 4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 khi nghi\u00ean c\u1ee9u v\u1ec1 m\u1eb7t to\u00e1n h\u1ecdc c\u1ea5p 4, \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng ch\u00ednh l\u00e0 hi\u1ec3u c\u00e1c quy t\u1eafc chuy\u1ec3n \u0111\u1ed5i c\u1ee7a c\u00e1c \u0111\u01a1n v\u1ecb. C\u1ee5 th\u1ec3:<\/p>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5189%\">Theo quy \u01b0\u1edbc thay \u0111\u1ed5i \u0111\u01a1n v\u1ecb tr\u1ecdng l\u01b0\u1ee3ng s\u1ebd gi\u1ea3m d\u1ea7n 10 l\u1ea7n t\u1eeb tr\u00e1i sang ph\u1ea3i theo th\u1ee9 t\u1ef1 sau: t\u1ea5n -&gt; tr\u1ecdng l\u01b0\u1ee3ng -&gt; t\u1ed5 c\u1ee7a chim -&gt; kg (kgam) -&gt; hg (hectare gram) -&gt; dag (ca gram) -&gt; gram (gram ho\u1eb7c gram).<\/td>\n<\/tr>\n<\/table>\n<p dir=\"ltr\">V\u00ec th\u1ebf:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">1 t\u1ea5n = 10 t\u1ea1<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">1 tr\u1ecdng l\u01b0\u1ee3ng = 10 y\u1ebfn m\u1ea1ch<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">1 yen = 10 kg<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">1 kg = 10 hg<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">1 hg = 10 dag<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">1 dag = 10 gram<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-lop-4-don-vi-do-khoi-luong-3.jpg\" alt=\"M\u1ed9t s\u1ed1 c\u00e1ch \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">M\u1ed9t s\u1ed1 c\u00e1ch \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i c\u00e1c ph\u00e9p \u0111o h\u00e0ng lo\u1ea1t kh\u00e1c:<\/p>\n<p dir=\"ltr\"><em>1 Tael l\u00e0 bao nhi\u00eau gram?<\/em><\/p>\n<p dir=\"ltr\">1 tael = 1\/10kg nh\u01b0ng 1kg = 1000g v\u00ec v\u1eady 1 tael = 100g<\/p>\n<p dir=\"ltr\"><em>1 Tael l\u00e0 bao nhi\u00eau kg?<\/em><\/p>\n<p dir=\"ltr\">Theo \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng c\u1ed5, 1 ng\u01b0\u1eddi \u0111\u1ed3ng s\u00e1ng l\u1eadp = 1\/16 pounds \u0111\u1ec3 8 ngao = n\u1eeda pound. Tuy nhi\u00ean, hi\u1ec7n t\u1ea1i, m\u1ecdi ng\u01b0\u1eddi ch\u1ee7 y\u1ebfu \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c \u0111\u01a1n v\u1ecb 1 Tael = 1\/10 pound (t\u1ee9c l\u00e0 1\/10kg).<\/p>\n<p dir=\"ltr\"><em>1 C\u00e2n b\u1eb1ng bao nhi\u00eau kg?<\/em><\/p>\n<p dir=\"ltr\">1 c\u00e2n = 1 kg (1 c\u00e2n b\u1eb1ng 1 kg) = 0,1 y\u1ebfn m\u1ea1ch = 0,01 t\u1ea1 = 0,001 t\u1ea5n<\/p>\n<p dir=\"ltr\"><em>1 C\u00e2n b\u1eb1ng bao nhi\u00eau TAEL?<\/em><\/p>\n<p dir=\"ltr\">1 t\u1ef7 l\u1ec7 = 10 ounce<\/p>\n<p dir=\"ltr\"><em>1 C\u00e2n b\u1eb1ng bao nhi\u00eau gam?<\/em><\/p>\n<p dir=\"ltr\">1 tr\u1ecdng l\u01b0\u1ee3ng = 1 kg = 1000 gram<\/p>\n<p dir=\"ltr\">\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_loai_bai_tap_toan_hoc_trong_Bang_4_cua_don_vi_do_luong_khoi_luong\"><\/span>C\u00e1c lo\u1ea1i b\u00e0i t\u1eadp to\u00e1n h\u1ecdc trong B\u1ea3ng 4 c\u1ee7a \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Trong ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n l\u1edbp 4, \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng, h\u1ecd s\u1ebd l\u00e0m quen v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c lo\u1ea1i b\u00e0i t\u1eadp 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\/toan-lop-4-don-vi-do-khoi-luong-4.jpg\" alt=\"C\u00f3 nhi\u1ec1u lo\u1ea1i b\u00e0i t\u1eadp tr\u00ean \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng c\u1ea7n h\u1ecdc. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_1_So_sanh_don_vi_do_luong_khoi_luong\"><\/span>M\u1eabu 1: So s\u00e1nh \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: Khi so s\u00e1nh c\u00e1c \u0111\u01a1n v\u1ecb \u0111o t\u01b0\u01a1ng t\u1ef1, ch\u00fang ta ch\u1ec9 c\u1ea7n so s\u00e1nh hai s\u1ed1 t\u1ef1 nhi\u00ean. Nh\u01b0ng n\u1ebfu b\u1ea1n so s\u00e1nh c\u00e1c ph\u00e9p \u0111o kh\u00e1c nhau, ch\u00fang ta ph\u1ea3i chuy\u1ec3n \u0111\u1ed5i sang c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n so s\u00e1nh th\u00f4ng th\u01b0\u1eddng.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 1: So s\u00e1nh 541 kg v\u00e0 8000 g<\/em><\/p>\n<p dir=\"ltr\"><em>Thay \u0111\u1ed5i: 8000 g = 8000: 1000 = 8 kg<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ec v\u1eady, 541 kg&gt; 5000 g<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 2: So s\u00e1nh 5200 g v\u00e0 52 Hg<\/em><\/p>\n<p dir=\"ltr\"><em>Thay \u0111\u1ed5i 5200 g = 5200: 100 = 52 hg<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ec v\u1eady, 5200 g = 52 hg<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_2_Thuc_hien_tinh_toan_voi_cac_don_vi_do_luong_khoi_luong\"><\/span>M\u1eabu 2: Th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: Khi th\u1ef1c hi\u1ec7n c\u00e1c t\u00ednh to\u00e1n b\u1ed5 sung, suy lu\u1eadn kh\u1ed1i l\u01b0\u1ee3ng trong v\u1ea5n \u0111\u1ec1. N\u1ebfu c\u00f9ng m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng, ch\u00fang t\u00f4i ch\u1ec9 th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n t\u01b0\u01a1ng t\u1ef1 v\u1edbi s\u1ed1 t\u1ef1 nhi\u00ean v\u00e0 th\u00eam thi\u1ebft b\u1ecb \u0111\u1ec3 \u0111o th\u1ec3 t\u00edch v\u00e0o k\u1ebft qu\u1ea3. Khi th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n c\u00f3 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u00e1c nhau, ch\u00fang ta ph\u1ea3i chuy\u1ec3n \u0111\u1ed5i sang c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 1: 57 kg + 56 g =?<\/em><\/p>\n<p dir=\"ltr\"><em>57kg = 57 \u00d7 1000 = 57 000g<\/em><\/p>\n<p dir=\"ltr\"><em>57kg + 56g = 57 000g + 56 g = 57056g<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 2: 275 t\u1ea5n &#8211; 849 Quintal =?<\/em><\/p>\n<p dir=\"ltr\"><em>275 t\u1ea5n = 275 \u00d7 10 = 2750 t\u1ea1<\/em><\/p>\n<p dir=\"ltr\"><em>275 t\u1ea5n &#8211; 849 Quintal = 2750 &#8211; 849 = 1901 Quintal<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_3_Giai_quyet_van_de_bang_cac_tu\"><\/span>M\u1eabu 3: Gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 b\u1eb1ng c\u00e1c t\u1eeb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i ph\u00e1p: \u0110\u1ecdc v\u00e0 ph\u00e2n t\u00edch v\u1ea5n \u0111\u1ec1 m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn cho nh\u1eefng s\u1ef1 th\u1eadt? Y\u00eau c\u1ea7u t\u00ednh to\u00e1n l\u00e0 g\u00ec? L\u00e0 v\u1ea5n \u0111\u1ec1 c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb tr\u1ecdng l\u01b0\u1ee3ng? N\u1ebfu b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 to\u00e1n h\u1ecdc. Cu\u1ed1i c\u00f9ng, c\u00e2u tr\u1ea3 l\u1eddi ph\u1ea3i r\u00f5 r\u00e0ng.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5, trong x\u00e9t nghi\u1ec7m s\u1ee9c kh\u1ecfe. A c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng 35kg, hoa n\u1eb7ng 420hg, Huyen c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng 45000g. T\u1ed5ng tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a cha b\u1ea1n l\u00e0 bao nhi\u00eau km?<\/em><\/p>\n<p dir=\"ltr\"><em>Gi\u1ea3i quy\u1ebft: Thay \u0111\u1ed5i: 420 Hg = 42 kg<\/em><\/p>\n<p dir=\"ltr\"><em>45 000 g = 45 kg<\/em><\/p>\n<p dir=\"ltr\"><em>T\u1ed5ng tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a cha b\u1ea1n l\u00e0: 35 + 42 + 45 = 122 (kg)<\/em><\/p>\n<p dir=\"ltr\"><em>Tr\u1ea3 l\u1eddi: 122 kg<\/em><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bi_quyet_de_nghien_cuu_bang_toan_4_cua_don_vi_do_luong_khoi_luong_hieu_qua\"><\/span>B\u00ed quy\u1ebft \u0111\u1ec3 nghi\u00ean c\u1ee9u b\u1ea3ng to\u00e1n 4 c\u1ee7a \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 c\u00f3 th\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc c\u00e1ch hi\u1ec3u v\u00e0 chinh ph\u1ee5c c\u00e1c lo\u1ea1i b\u00e0i t\u1eadp tr\u00ean \u0111\u01a1n v\u1ecb c\u1ee7a Th\u00e1nh h\u1ea1ng to\u00e1n l\u1edbp 4, c\u0169ng nh\u01b0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 m\u1eb9o:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Hoc_toan_voi_nhieu_da_phuong_tien_hieu_qua_voi_toan_hoc\"><\/span>H\u1ecdc to\u00e1n v\u1edbi nhi\u1ec1u \u0111a ph\u01b0\u01a1ng ti\u1ec7n hi\u1ec7u qu\u1ea3 v\u1edbi to\u00e1n h\u1ecdc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">To\u00e1n h\u1ecdc l\u00e0 m\u1ed9t m\u00f4n h\u1ecdc kh\u00e1 kh\u00f4 khan, n\u1ebfu kh\u00f4ng c\u00f3 ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3ng d\u1ea1y th\u00edch h\u1ee3p, th\u1eadt d\u1ec5 d\u00e0ng \u0111\u1ec3 ch\u00e1n nhanh v\u00e0 h\u1ecdc h\u1ecfi. Do \u0111\u00f3, \u0111\u1ec3 t\u0103ng s\u1ef1 quan t\u00e2m v\u00e0 t\u00ecnh y\u00eau c\u1ee7a to\u00e1n h\u1ecdc c\u1ee7a b\u00e9, cha m\u1eb9 c\u00f3 th\u1ec3 ngay l\u1eadp t\u1ee9c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u1ee9ng d\u1ee5ng to\u00e1n h\u1ecdc kh\u1ec9 \u0111i c\u00f9ng v\u1edbi con c\u00e1i. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng cho to\u00e1n h\u1ecdc song ng\u1eef cho tr\u1ebb m\u1eabu gi\u00e1o v\u00e0 h\u1ecdc sinh ti\u1ec3u h\u1ecdc, \u0111ang \u0111\u01b0\u1ee3c h\u00e0ng tri\u1ec7u ph\u1ee5 huynh tin t\u01b0\u1edfng.<\/p>\n<p dir=\"ltr\"><img loading=\"lazy\" decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/toan-lop-4-don-vi-do-khoi-luong-01.jpg\" alt=\"X\u00e2y d\u1ef1ng m\u1ed9t n\u1ec1n t\u1ea3ng to\u00e1n h\u1ecdc v\u1eefng ch\u1eafc v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9. (\u1ea2nh: Kh\u1ec9)\" width=\"800\" height=\"450\"><\/p>\n<p dir=\"ltr\">T\u00ednh n\u0103ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math l\u00e0 x\u00e2y d\u1ef1ng n\u1ed9i dung b\u00e0i gi\u1ea3ng theo s\u00e1t ch\u01b0\u01a1ng tr\u00ecnh gi\u00e1o d\u1ee5c m\u1edbi nh\u1ea5t, \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c h\u1ecdc \u1edf tr\u01b0\u1eddng c\u1ee7a em b\u00e9 t\u1ed1t h\u01a1n. C\u00f9ng v\u1edbi \u0111\u00f3 l\u00e0 vi\u1ec7c \u00e1p d\u1ee5ng nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p trong gi\u1ea3ng d\u1ea1y \u0111\u1ec3 k\u00edch th\u00edch kh\u1ea3 n\u0103ng suy ngh\u0129 v\u00e0 h\u1ecdc t\u1eadp c\u1ee7a em b\u00e9 v\u01b0\u1ee3t tr\u1ed9i h\u01a1n.<\/p>\n<p dir=\"ltr\">C\u1ee5 th\u1ec3, t\u1ea5t c\u1ea3 c\u00e1c n\u1ed9i dung b\u00e0i h\u1ecdc \u0111\u01b0\u1ee3c chia cho 4 c\u1ea5p \u0111\u1ed9 t\u1eeb d\u1ec5 d\u00e0ng \u0111\u1ebfn kh\u00f3 kh\u0103n, g\u1eafn b\u00f3 v\u1edbi h\u01a1n 60 ch\u1ee7 \u0111\u1ec1 kh\u00e1c nhau bao g\u1ed3m c\u00e1c \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng. Do \u0111\u00f3 gi\u00fap tr\u1ebb d\u1ec5 d\u00e0ng ch\u1ecdn m\u1ee9c \u0111\u1ed9 h\u1ecdc t\u1eadp, v\u1edbi n\u1ed9i dung b\u00e0i h\u1ecdc ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi kh\u1ea3 n\u0103ng c\u1ee7a ch\u00fang.<\/p>\n<p dir=\"ltr\">C\u1ee5 th\u1ec3, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u01b0\u1ee3c d\u1ea1y d\u01b0\u1edbi d\u1ea1ng video, ho\u1ea1t h\u00ecnh h\u00e0i h\u01b0\u1edbc, k\u1ebft h\u1ee3p v\u1edbi h\u01a1n 10.000 ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u00e1c. \u0110\u1ec3 gi\u00fap b\u00e9 h\u1ecdc v\u00e0 ch\u01a1i, do \u0111\u00f3 t\u0103ng kh\u1ea3 n\u0103ng c\u00f3 \u0111\u01b0\u1ee3c, h\u00e3y nh\u1edb v\u00e0 suy ngh\u0129 khi h\u1ecdc to\u00e1n c\u1ee7a em b\u00e9 t\u1ed1t h\u01a1n.<\/p>\n<p dir=\"ltr\">Ngo\u00e0i ra, Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math c\u0169ng c\u00f3 l\u1ee3i th\u1ebf ch\u00ednh l\u00e0 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng ph\u00e1t tri\u1ec3n n\u0103ng l\u1ef1c c\u1ee7a tr\u1ebb khi h\u1ecdc to\u00e1n, thay v\u00ec truy\u1ec1n \u0111\u1ea1t ki\u1ebfn \u200b\u200bth\u1ee9c s\u1ebd t\u1eadp trung v\u00e0o c\u00e1c ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u00e1c, suy ngh\u0129 h\u1ee3p l\u00fd, k\u1ebft h\u1ee3p v\u1edbi chuy\u1ec3n \u0111\u1ed9ng th\u00f4 \u0111\u1ec3 gi\u00fap tr\u1ebb hi\u1ec3u ki\u1ebfn \u200b\u200bth\u1ee9c v\u00e0 gi\u1ea3i quy\u1ebft ch\u00fang theo c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/p>\n<p dir=\"ltr\">Ch\u01b0a k\u1ec3, Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng \u0111\u1ec3 suy ngh\u0129 to\u00e1n h\u1ecdc b\u1eb1ng ti\u1ebfng Anh. Do \u0111\u00f3, \u0111\u00e2y l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a &#8220;2 trong 1&#8221; khi gi\u00fap tr\u1ebb h\u1ecdc to\u00e1n t\u1ed1t, h\u1ecdc v\u00e0 l\u00e0m quen v\u1edbi ngo\u1ea1i ng\u1eef theo c\u00e1ch t\u1ef1 nhi\u00ean nh\u1ea5t ch\u1ec9 v\u1edbi 2000 VND\/ng\u00e0y.<\/p>\n<p dir=\"ltr\"> <img loading=\"lazy\" decoding=\"async\" style=\"margin-left: auto;margin-right: auto\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia.monkeyuni.net\/upload\/web\/img\/button_dang-ky-ngay-1.png\" alt=\"\" width=\"185\" height=\"25\"><\/p>\n<h3 dir=\"ltr\" style=\"text-align: center\"><span class=\"ez-toc-section\" id=\"https_wwwyoutubecomwatchv7DSJPVHFROS\"><\/span><a href=\"https:\/\/www.youtube.com\/watch?v=7DSJPVHFROS\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/watch?v=7DSJPVHFROS<\/a><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Viec_ap_dung_toan_hoc_cap_4_do_luong_khoi_luong_de_thuc_hanh\"><\/span>Vi\u1ec7c \u00e1p d\u1ee5ng to\u00e1n h\u1ecdc c\u1ea5p 4 \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng \u0111\u1ec3 th\u1ef1c h\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u1ec3 gi\u00fap em b\u00e9 c\u1ee7a b\u1ea1n d\u1ec5 d\u00e0ng h\u00ecnh dung to\u00e1n h\u1ecdc v\u1ec1 \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng h\u00e0ng lo\u1ea1t, cha m\u1eb9 c\u00f3 th\u1ec3 \u0111\u01b0a ra c\u00e1c v\u1ea5n \u0111\u1ec1 th\u1ef1c t\u1ebf \u0111\u1ec3 ch\u00fang th\u1ef1c h\u00e0nh. Ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e2n, \u0111o rau, tr\u1ecdng l\u01b0\u1ee3ng c\u01a1 th\u1ec3, \u0111\u1ed3 v\u1eadt, &#8230; <\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Nghien_cuu_Do_luong_don_vi_khoi_luong_thong_qua_cac_tro_choi\"><\/span>Nghi\u00ean c\u1ee9u \u0110o l\u01b0\u1eddng \u0111\u01a1n v\u1ecb kh\u1ed1i l\u01b0\u1ee3ng th\u00f4ng qua c\u00e1c tr\u00f2 ch\u01a1i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">H\u1ecdc t\u1eadp k\u1ebft h\u1ee3p v\u1edbi ch\u01a1i l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p m\u00e0 nhi\u1ec1u chuy\u00ean gia khuy\u1ebfn kh\u00edch cha m\u1eb9 th\u1ef1c hi\u1ec7n trong qu\u00e1 tr\u00ecnh d\u1ea1y con c\u00e1i. B\u1edfi v\u00ec khi h\u1ecdc to\u00e1n th\u00f4ng qua tr\u00f2 ch\u01a1i s\u1ebd gi\u00fap t\u0103ng s\u1ef1 quan t\u00e2m, h\u00e3y t\u0103ng kh\u1ea3 n\u0103ng ghi nh\u1edb hi\u1ec7u qu\u1ea3 h\u01a1n thay v\u00ec ch\u1ec9 h\u1ecdc tr\u00ean s\u00e1ch.<\/p>\n<p dir=\"ltr\">Do \u0111\u00f3, ph\u1ee5 huynh c\u00f3 th\u1ec3 tham kh\u1ea3o vi\u1ec7c mua \u0111\u1ed3 ch\u01a1i \u0111\u1ec3 \u0111i th\u1ecb tr\u01b0\u1eddng, c\u00e2n n\u1eb7ng ho\u1eb7c t\u1ed5 ch\u1ee9c c\u00e1c tr\u00f2 ch\u01a1i li\u00ean quan \u0111\u1ebfn chuy\u1ec3n \u0111\u1ed5i \u0111\u01a1n v\u1ecb, d\u1ef1 \u0111o\u00e1n tr\u1ecdng l\u01b0\u1ee3ng &#8230; \u0111\u1ec3 h\u1ecd c\u00f3 th\u1ec3 tham gia v\u00e0 th\u1ef1c h\u00e0nh hi\u1ec7u qu\u1ea3.<\/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\/toan-lop-4-don-vi-do-khoi-luong-6.jpg\" alt=\"Ch\u01a1i tr\u00f2 ch\u01a1i v\u00e0 th\u1ef1c h\u00e0nh th\u01b0\u1eddng xuy\u00ean l\u00e0 r\u1ea5t quan tr\u1ecdng. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Thuc_hanh_voi_em_be_cua_ban_la_rat_quan_trong\"><\/span>Th\u1ef1c h\u00e0nh v\u1edbi em b\u00e9 c\u1ee7a b\u1ea1n l\u00e0 r\u1ea5t quan tr\u1ecdng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">H\u1ecdc v\u1edbi h\u00e0nh t\u00e2y lu\u00f4n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng khi h\u1ecdc ho\u1eb7c l\u00e0m b\u1ea5t k\u1ef3 c\u00f4ng vi\u1ec7c n\u00e0o. Do \u0111\u00f3, cha m\u1eb9 c\u1ea7n t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho con c\u00e1i h\u1ecd th\u1ef1c h\u00e0nh v\u00e0 th\u1ef1c h\u00e0nh nhi\u1ec1u h\u01a1n thay v\u00ec h\u1ecdc l\u00fd thuy\u1ebft. V\u00ed d\u1ee5, v\u1edbi con b\u1ea1n \u0111\u1ec3 gi\u1ea3i c\u00e1c b\u00e0i t\u1eadp trong s\u00e1ch gi\u00e1o khoa, b\u00e0i t\u1eadp, tham kh\u1ea3o ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n h\u01a1n \u0111\u1ebfn n\u00e2ng cao, th\u1ef1c h\u00e0nh th\u00f4ng qua c\u00e1c tr\u00f2 ch\u01a1i, \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, &#8230; b\u1edfi v\u00ec b\u1ea1n h\u1ecdc m\u00e0 kh\u00f4ng c\u00f3 h\u00e0nh t\u00e2y, em b\u00e9 c\u1ee7a b\u1ea1n d\u1ec5 d\u00e0ng &#8220;h\u1ecdc v\u1eb9t&#8221; v\u00e0 s\u1ebd nhanh ch\u00f3ng qu\u00ean \u0111i ki\u1ebfn \u200b\u200bth\u1ee9c.<\/p>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5189%\">\n<p style=\"text-align: center\">Gi\u1ea3i ph\u00e1p n\u00e0y gi\u00fap tr\u1ebb ph\u00e1t tri\u1ec3n t\u01b0 duy v\u00e0 ng\u00f4n ng\u1eef to\u00e0n di\u1ec7n v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m to\u00e1n h\u1ecdc + Vi\u1ec7t Nam + ti\u1ebfng Anh v\u1edbi gi\u1ea3m gi\u00e1 t\u1edbi 50% ng\u00e0y h\u00f4m nay.<\/p>\n<p style=\"text-align: center\">\n<p><img loading=\"lazy\" decoding=\"async\" style=\"margin-left: auto;margin-right: auto\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/timhieungay.png\" alt=\"\" width=\"185\" height=\"38\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bai_tap_toan_lop_4_trong_cac_don_vi_lop_4_do_luong_khoi_luong_cho_tre_thuc_hanh_ban_than\"><\/span>B\u00e0i t\u1eadp to\u00e1n l\u1edbp 4 trong c\u00e1c \u0111\u01a1n v\u1ecb l\u1edbp 4 \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng cho tr\u1ebb th\u1ef1c h\u00e0nh b\u1ea3n th\u00e2n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 b\u00e0i t\u1eadp v\u1ec1 \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng to\u00e1n l\u1edbp 4 \u0111\u1ec3 h\u1ecd th\u1ef1c h\u00e0nh c\u00f9ng nhau:<\/p>\n<p dir=\"ltr\">C\u00e2u 1: Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m:<\/p>\n<p dir=\"ltr\">a) 1dag = &#8230; g<\/p>\n<p dir=\"ltr\">b) 1Hg = &#8230; DAG<\/p>\n<p dir=\"ltr\">c) 10g = &#8230; dag<\/p>\n<p dir=\"ltr\">d) 10dag = &#8230; hg<\/p>\n<p dir=\"ltr\">e) 4dag = &#8230; g<\/p>\n<p dir=\"ltr\">f) 3kg = &#8230; hg<\/p>\n<p dir=\"ltr\">g) 2kg 300g = &#8230; g<\/p>\n<p dir=\"ltr\">h) 8Hg = &#8230; dag<\/p>\n<p dir=\"ltr\">i) 7kg = &#8230; g<\/p>\n<p dir=\"ltr\">j) 2kg 30g = &#8230; g.<\/p>\n<p dir=\"ltr\">C\u00e2u 2: T\u00ednh to\u00e1n:<\/p>\n<p dir=\"ltr\">a) 380g + 195g<\/p>\n<p dir=\"ltr\">b) 452g \u00d7 3<\/p>\n<p dir=\"ltr\">c) 928 DAG &#8211; 274 DAG<\/p>\n<p dir=\"ltr\">D) 768 Hg: 6<\/p>\n<p dir=\"ltr\">C\u00e2u 3: \u0110i\u1ec1n v\u00e0o con d\u1ea5u&gt;, &lt;, = trong d\u1ea5u ch\u1ea5m:<\/p>\n<p dir=\"ltr\">a) 5Dag &#8230;. 50g<\/p>\n<p dir=\"ltr\">b) 4 t\u1ea1 30kg &#8230; 4 t\u1ea1 3kg<\/p>\n<p dir=\"ltr\">c) 8 t\u1ea5n &#8230; 8100kg<\/p>\n<p dir=\"ltr\">d) 3 t\u1ea5n 500kg &#8230; 350kg<\/p>\n<p dir=\"ltr\">C\u00e2u 4: C\u00f3 4 g\u00f3i b\u00e1nh, m\u1ed7i g\u00f3i n\u1eb7ng 150g v\u00e0 2 g\u00f3i k\u1eb9o, m\u1ed7i g\u00f3i n\u1eb7ng 200g. C\u00f3 bao nhi\u00eau km v\u00e0 k\u1eb9o?<\/p>\n<p dir=\"ltr\">C\u00e2u 5: M\u1eb9 \u0111\u00e3 mua 5 d\u01b0a h\u1ea5u, v\u1edbi 2 n\u1eb7ng 450dag, 1 tr\u1ecdng l\u01b0\u1ee3ng 35Hg, 2 n\u1eb7ng 6000g. H\u1ecfi 5 kg d\u01b0a<\/p>\n<p dir=\"ltr\">C\u00e2u 6: C\u00f3 3 t\u1ea5n 8 t\u1ea5n g\u1ea1o. S\u1ed1 l\u01b0\u1ee3ng g\u1ea1o d\u00ednh l\u00e0 \u00edt h\u01a1n 12 t\u1ea1 so v\u1edbi s\u1ed1 l\u01b0\u1ee3ng g\u1ea1o n\u1ebfp. C\u00f3 bao nhi\u00eau t\u1ea1 g\u1ea1o n\u1ebfp v\u00e0 g\u1ea1o n\u1ebfp trong kho?<\/p>\n<p dir=\"ltr\">C\u00e2u 7: N\u0103m nay, gia \u0111\u00ecnh c\u1ee7a AN \u0111\u00e3 thu ho\u1ea1ch 2 t\u1ea1 16 kg \u0111\u1eadu v\u00e0 \u0111\u1eadu ph\u1ed9ng, trong \u0111\u00f3 s\u1ed1 l\u01b0\u1ee3ng \u0111\u1eadu km g\u1ea5p 3 l\u1ea7n s\u1ed1 km. N\u0103m nay, m\u1ed7i gia \u0111\u00ecnh c\u1ee7a m\u1ed9t gia \u0111\u00ecnh c\u1ee7a m\u1ed9t ng\u01b0\u1eddi?<\/p>\n<p dir=\"ltr\">C\u00e2u h\u1ecfi 8: Nh\u1eadp con d\u1ea5u&gt;, &lt;, = trong tr\u1ed1ng<\/p>\n<p dir=\"ltr\">A) 93Hg &#8230; 380dag<\/p>\n<p dir=\"ltr\">b) 573kg &#8230; 5730Hg<\/p>\n<p dir=\"ltr\">c) 3 t\u1ea5n 150kg &#8230; 3150hg<\/p>\n<p dir=\"ltr\">D) 67 C\u1ea3m \u01a1n 50 Oats &#8230; 8395kg<\/p>\n<p dir=\"ltr\">C\u00e2u 9: T\u00ednh to\u00e1n<\/p>\n<p dir=\"ltr\">a) 516 kg + 234 kg<\/p>\n<p dir=\"ltr\">b) 948 g &#8211; 284 g<\/p>\n<p dir=\"ltr\">c) 57Hg x 14<\/p>\n<p dir=\"ltr\">D) 96 t\u1ea5n: 3<\/p>\n<p dir=\"ltr\">C\u00e2u 10: So s\u00e1nh<\/p>\n<p dir=\"ltr\">M\u1ed9t. 6 kg v\u00e0 7000 g<\/p>\n<p dir=\"ltr\">b. 4 t\u1ea5n 3 t\u1ea1 5 y\u1ebfn m\u1ea1ch v\u00e0 4370 kg<\/p>\n<p dir=\"ltr\">c. 623 kg 300 dag v\u00e0 6 t\u1ea1 35 kg <\/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\">V\u1edbi ki\u1ebfn \u200b\u200bth\u1ee9c chia s\u1ebb th\u00f4ng tin v\u1ec1 to\u00e1n h\u1ecdc 4 l\u1edbp c\u1ee7a \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng h\u00e0ng lo\u1ea1t, ch\u1eafc ch\u1eafn h\u1ed7 tr\u1ee3 nhi\u1ec1u ph\u1ee5 huynh v\u00e0 tr\u1ebb em hi\u1ec3u r\u00f5 h\u01a1n. Hy v\u1ecdng, d\u1ef1a tr\u00ean ph\u00e2n t\u00edch, ph\u00e1n \u0111o\u00e1n tr\u00ean s\u1ebd gi\u00fap d\u1ea1y cho tr\u1ebb em t\u00ecm hi\u1ec3u cha m\u1eb9 c\u1ee7a NHAN nhi\u1ec1u h\u01a1n, c\u0169ng nh\u01b0 gi\u00fap tr\u1ebb em c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 h\u1ecdc t\u1eadp xu\u1ea5t s\u1eafc c\u1ee7a ch\u00fang.<\/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>B\u1ea3ng 4 B\u1ea3ng \u0110o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 m\u1ed9t trong nh\u1eefng ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong h\u1ecdc t\u1eadp, m\u00e0 c\u00f2n trong th\u1ef1c t\u1ebf. V\u00ec v\u1eady, \u0111\u1ec3 gi\u00fap tr\u1ebb l\u00e0m ch\u1ee7 ki\u1ebfn \u200b\u200bth\u1ee9c n\u00e0y v\u00e0 th\u1ef1c h\u00e0nh hi\u1ec7u qu\u1ea3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u1eddi khuy\u00ean cho vi\u1ec7c h\u1ecdc v\u00e0 c\u00e1c&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-15619","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15619","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=15619"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15619\/revisions"}],"predecessor-version":[{"id":22429,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15619\/revisions\/22429"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=15619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=15619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=15619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}