{"id":15811,"date":"2025-07-02T11:40:06","date_gmt":"2025-07-02T04:40:06","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=15811"},"modified":"2025-07-02T19:05:09","modified_gmt":"2025-07-02T12:05:09","slug":"huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u00e1ch gi\u1ea3i b\u00e0i t\u1eadp ph\u00e9p tr\u1eeb ph\u00e2n s\u1ed1 chi ti\u1ebft nh\u1ea5t"},"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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Cac_quy_tac_de_giai_quyet_phep_tru_thanh_phan\" >C\u00e1c quy t\u1eafc \u0111\u1ec3 gi\u1ea3i quy\u1ebft ph\u00e9p tr\u1eeb th\u00e0nh ph\u1ea7n<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Ngoai_tru_hai_phan_so_co_cung_mot_hinh_thuc\" >Ngo\u1ea1i tr\u1eeb hai ph\u00e2n s\u1ed1 c\u00f3 c\u00f9ng m\u1ed9t h\u00ecnh th\u1ee9c<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Khau_tru_hai_phan_so_khac_voi_bieu_mau\" >Kh\u1ea5u tr\u1eeb hai ph\u00e2n s\u1ed1 kh\u00e1c v\u1edbi bi\u1ec3u m\u1eabu<\/a><\/li><\/ul><\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Mot_so_hinh_thuc_quay_so_de_chay\" >M\u1ed9t s\u1ed1 h\u00ecnh th\u1ee9c quay s\u1ed1 d\u1ec5 ch\u00e1y<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Mau_1_Tinh_toan_hai_phan_so\" >M\u1eabu 1: T\u00ednh to\u00e1n hai ph\u00e2n s\u1ed1<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Mau_2_Tinh_gia_tri_cua_cac_bieu_thuc\" >M\u1eabu 2: T\u00ednh gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1c bi\u1ec3u th\u1ee9c<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Mau_3_So_sanh_phan_so\" >M\u1eabu 3: So s\u00e1nh ph\u00e2n s\u1ed1<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Mau_4_Tim_x\" >M\u1eabu 4: T\u00ecm x<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Mau_5_Tinh_toan_nhanh\" >M\u1eabu 5: T\u00ednh to\u00e1n nhanh<\/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\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Mau_6_Toan_voi_cac_tu\" >M\u1eabu 6: To\u00e1n v\u1edbi 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-11\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Cac_bai_tap_de_tru_hai_phan_so_de_hoc_sinh_thuc_hanh\" >C\u00e1c b\u00e0i t\u1eadp \u0111\u1ec3 tr\u1eeb hai ph\u00e2n s\u1ed1 \u0111\u1ec3 h\u1ecdc sinh th\u1ef1c h\u00e0nh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Bi_quyet_hoc_tap_va_giai_quyet_cac_phan_so_hieu_qua\" >B\u00ed quy\u1ebft h\u1ecdc t\u1eadp v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c ph\u00e2n s\u1ed1 hi\u1ec7u qu\u1ea3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-giai-bai-tap-phep-tru-phan-so-chi-tiet-nhat\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>Kh\u1ea5u tr\u1eeb k\u1ef9 thu\u1eadt s\u1ed1 l\u00e0 lo\u1ea1i b\u00e0i t\u1eadp to\u00e1n tr\u00ean c\u00e1c ph\u00e2n s\u1ed1 xu\u1ea5t hi\u1ec7n trong c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n h\u1ecdc, b\u00e0i t\u1eadp, c\u00e2u h\u1ecfi thi v\u00e0 th\u1eadm ch\u00ed c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf. V\u00ec v\u1eady, \u0111\u1ec3 gi\u00fap h\u1ecd hi\u1ec3u v\u00e0 chinh ph\u1ee5c lo\u1ea1i to\u00e1n h\u1ecdc n\u00e0y, h\u00e3y \u0111\u1ec3 kh\u1ec9 ngay l\u1eadp t\u1ee9c t\u00ecm hi\u1ec3u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p 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 h\u01a1n 2.000 t\u1eeb &amp; 6.000 c\u00e2u ti\u1ebfng Anh \u0111\u1ec3 ph\u00e1t tri\u1ec3n to\u00e0n di\u1ec7n 4 k\u1ef9 n\u0103ng ti\u1ebfng Anh t\u1ed1t &#8211; ti\u1ebfng Anh theo c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i ph\u00e1t tri\u1ec3n kh\u1ea3 n\u0103ng EQ &amp; Vi\u1ec7t Nam *B\u1ea1n ch\u01b0a ch\u1ecdn b\u1ea5t k\u1ef3 m\u1ee5c n\u00e0o! \u0110\u0103ng k\u00fd t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_quy_tac_de_giai_quyet_phep_tru_thanh_phan\"><\/span>C\u00e1c quy t\u1eafc \u0111\u1ec3 gi\u1ea3i quy\u1ebft ph\u00e9p tr\u1eeb th\u00e0nh ph\u1ea7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">T\u01b0\u01a1ng t\u1ef1 nh\u01b0 b\u1ed5 sung ph\u00e2n s\u1ed1, \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 tr\u1eeb c\u1ee7a ph\u00e2n s\u1ed1, h\u1ecd c\u1ea7n ph\u1ea3i th\u00e0nh th\u1ea1o c\u00e1c quy t\u1eafc 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\/phep-tru-phan-so-1.jpg\" alt=\"H\u1ecd c\u1ea7n hi\u1ec3u c\u00e1c quy t\u1eafc khi th\u1ef1c hi\u1ec7n ph\u00e2n s\u1ed1. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ngoai_tru_hai_phan_so_co_cung_mot_hinh_thuc\"><\/span>Ngo\u1ea1i tr\u1eeb hai ph\u00e2n s\u1ed1 c\u00f3 c\u00f9ng m\u1ed9t h\u00ecnh th\u1ee9c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Quy t\u1eafc: \u0110\u1ec3 kh\u1ea5u tr\u1eeb 2 ph\u00e2n s\u1ed1 c\u1ee7a c\u00f9ng m\u1ed9t h\u00ecnh th\u1ee9c, ch\u00fang t\u00f4i s\u1ebd kh\u1ea5u tr\u1eeb s\u1ed1 l\u01b0\u1ee3ng ph\u00e2n s\u1ed1 \u0111\u1ea7u ti\u00ean cho s\u1ed1 l\u01b0\u1ee3ng ph\u00e2n s\u1ed1 th\u1ee9 hai v\u00e0 gi\u1eef nguy\u00ean m\u1eabu m\u1eabu.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5: 5\/6 &#8211; 3\/6 = (5 &#8211; 3)\/6 = 2\/6 = 1\/3<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Khau_tru_hai_phan_so_khac_voi_bieu_mau\"><\/span>Kh\u1ea5u tr\u1eeb hai ph\u00e2n s\u1ed1 kh\u00e1c v\u1edbi bi\u1ec3u m\u1eabu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Quy t\u1eafc: \u0110\u1ec3 kh\u1ea5u tr\u1eeb hai ph\u00e2n s\u1ed1 kh\u00e1c v\u1edbi m\u1eabu s\u1ed1, ch\u00fang ta ph\u1ea3i chinh ph\u1ee5c m\u1eabu c\u1ee7a hai ph\u00e2n s\u1ed1 v\u00e0 sau \u0111\u00f3 kh\u1ea5u tr\u1eeb hai ph\u00e2n s\u1ed1 m\u1edbi theo c\u00e1ch tr\u1eeb hai ph\u00e2n s\u1ed1 c\u1ee7a c\u00f9ng m\u1ed9t m\u1eabu.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5: 4\/5 &#8211; 2\/3 = 12\/15 &#8211; 10\/15 = 2\/15<\/em><\/p>\n<p dir=\"ltr\">L\u01b0u \u00fd: Khi gi\u1ea3i quy\u1ebft lo\u1ea1i tr\u1eeb to\u00e1n h\u1ecdc 2, n\u1ebfu ph\u00e2n s\u1ed1 kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ed1i gi\u1ea3n, ch\u00fang ta ph\u1ea3i th\u1ef1c hi\u1ec7n ph\u00e2n s\u1ed1.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mot_so_hinh_thuc_quay_so_de_chay\"><\/span>M\u1ed9t s\u1ed1 h\u00ecnh th\u1ee9c quay s\u1ed1 d\u1ec5 ch\u00e1y<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ed1i v\u1edbi ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 ph\u00e9p tr\u1eeb c\u1ee7a c\u00e1c ph\u00e2n s\u1ed1, h\u1ecd s\u1ebd h\u1ecdc v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c lo\u1ea1i b\u00e0i t\u1eadp sau:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_1_Tinh_toan_hai_phan_so\"><\/span>M\u1eabu 1: T\u00ednh to\u00e1n hai ph\u00e2n s\u1ed1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: Ch\u1ec9 \u00e1p d\u1ee5ng theo quy t\u1eafc tr\u1eeb 2 ph\u00e2n s\u1ed1 c\u1ee7a c\u00f9ng m\u1ed9t m\u1eabu v\u00e0 c\u00e1c m\u1eabu kh\u00e1c \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i t\u1eadp.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 1: 16\/21 &#8211; 13\/21 = (16 &#8211; 13)\/21 = 3\/21<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5 2: 5\/7 &#8211; 7\/3 = 49\/21 &#8211; 15\/21 = 34\/21<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_2_Tinh_gia_tri_cua_cac_bieu_thuc\"><\/span>M\u1eabu 2: T\u00ednh gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1c bi\u1ec3u th\u1ee9c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: \u00c1p d\u1ee5ng c\u00e1c quy t\u1eafc \u0111\u1ec3 kh\u1ea5u tr\u1eeb c\u00e1c ph\u00e2n s\u1ed1 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c quy t\u1eafc t\u00ednh to\u00e1n gi\u00e1 tr\u1ecb bi\u1ec3u th\u1ee9c l\u00e0 m\u1ee9c \u0111\u1ed9 \u01b0u ti\u00ean trong ngo\u1eb7c tr\u01b0\u1edbc, v\u00e0 sau \u0111\u00f3 nh\u00e2n tr\u01b0\u1edbc khi tr\u1eeb.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/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\/phep-tru-phan-so-2.jpg\" alt=\"\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_3_So_sanh_phan_so\"><\/span>M\u1eabu 3: So s\u00e1nh ph\u00e2n s\u1ed1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: Ch\u00fang t\u00f4i th\u1ef1c hi\u1ec7n gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1c bi\u1ec3u th\u1ee9c v\u00e0 \u00e1p d\u1ee5ng quy t\u1eafc so s\u00e1nh ph\u00e2n s\u1ed1 t\u01b0\u01a1ng \u1ee9ng.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/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\/phep-tru-phan-so-3.jpg\" alt=\"\" width=\"100%\"> <\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_4_Tim_x\"><\/span>M\u1eabu 4: T\u00ecm x<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i ph\u00e1p: Ch\u00fang ta ph\u1ea3i x\u00e1c \u0111\u1ecbnh xem gi\u00e1 tr\u1ecb c\u1ee7a X \u0111\u1ec3 t\u00ecm vai tr\u00f2 \u0111\u01b0\u1ee3c kh\u1ea5u tr\u1eeb hay tr\u1eeb hay kh\u00f4ng, \u0111\u1ec3 X c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y d\u1ef1a tr\u00ean c\u00e1c quy t\u1eafc tr\u1eeb th\u00e0nh ph\u1ea7n.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/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\/phep-tru-phan-so-4.jpg\" alt=\"\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_5_Tinh_toan_nhanh\"><\/span>M\u1eabu 5: T\u00ednh to\u00e1n nhanh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3i ph\u00e1p: Ch\u00fang s\u1ebd \u00e1p d\u1ee5ng c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a vi\u1ec7c kh\u1ea5u tr\u1eeb c\u00e1c ph\u00e2n s\u1ed1, c\u00e1c nh\u00f3m c\u1ee7a ch\u00fang th\u00e0nh c\u00e1c ph\u00e2n s\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n nhanh h\u01a1n v\u00e0 ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/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\/phep-tru-phan-so-5.jpg\" alt=\"\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_6_Toan_voi_cac_tu\"><\/span>M\u1eabu 6: To\u00e1n v\u1edbi c\u00e1c t\u1eeb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: B\u1ea1n s\u1ebd ph\u1ea3i \u0111\u1ecdc k\u1ef9 v\u1ea5n \u0111\u1ec1, \u0111\u1ec3 bi\u1ebft d\u1eef li\u1ec7u n\u00e0o \u0111\u00e3 \u0111\u01b0a ra, nh\u1eefng g\u00ec \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n? T\u1eeb \u0111\u00f3, \u00e1p d\u1ee5ng vi\u1ec7c b\u1ed5 sung ch\u00ednh x\u00e1c c\u00e1c ph\u00e2n s\u1ed1 v\u00e0 gi\u1ea3i ph\u00e1p.<\/p>\n<p dir=\"ltr\">V\u00ed d\u1ee5:<\/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\/phep-tru-phan-so-6.jpg\" alt=\"\" width=\"100%\"><\/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><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=\"27\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_bai_tap_de_tru_hai_phan_so_de_hoc_sinh_thuc_hanh\"><\/span>C\u00e1c b\u00e0i t\u1eadp \u0111\u1ec3 tr\u1eeb hai ph\u00e2n s\u1ed1 \u0111\u1ec3 h\u1ecdc sinh th\u1ef1c h\u00e0nh<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 vi\u1ec7c b\u1ed5 sung c\u00e1c ph\u00e2n s\u1ed1 \u0111\u1ec3 ch\u00fang c\u00f3 th\u1ec3 th\u1ef1c h\u00e0nh c\u00f9ng 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\/phep-tru-phan-so-7.jpg\" alt=\"\" width=\"100%\"><\/p>\n<p dir=\"ltr\">\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bi_quyet_hoc_tap_va_giai_quyet_cac_phan_so_hieu_qua\"><\/span>B\u00ed quy\u1ebft h\u1ecdc t\u1eadp v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c ph\u00e2n s\u1ed1 hi\u1ec7u qu\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ed1i v\u1edbi ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 tr\u1eeb hai ho\u1eb7c nhi\u1ec1u ph\u00e2n s\u1ed1, c\u0169ng c\u00f3 nh\u1eefng ph\u1ea7n kh\u00e1 kh\u00f3 kh\u0103n v\u00e0 ph\u1ee9c t\u1ea1p. Do \u0111\u00f3, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u1eddi khuy\u00ean cho tr\u1ebb em tham kh\u1ea3o v\u00e0 \u00e1p d\u1ee5ng:<\/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\/phep-tru-phan-so-8.jpg\" alt=\"Th\u1ef1c h\u00e0nh, hi\u1ec3u ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 vi\u1ec7c kh\u1ea5u tr\u1eeb ph\u00e2n s\u1ed1. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Bi\u1ebft \u0111\u01b0\u1ee3c ki\u1ebfn \u200b\u200bth\u1ee9c li\u00ean quan: V\u1edbi v\u1ea5n \u0111\u1ec1 tr\u1eeb c\u00e1c ph\u00e2n s\u1ed1, n\u00f3 kh\u00f4ng ch\u1ec9 li\u00ean quan \u0111\u1ebfn vi\u1ec7c tr\u1eeb \u0111i, m\u00e0 n\u00f3 b\u1ecb chi ph\u1ed1i b\u1edfi nhi\u1ec1u ki\u1ebfn \u200b\u200bth\u1ee9c kh\u00e1c nh\u01b0 s\u1ed1 l\u01b0\u1ee3ng h\u00ecnh th\u1ee9c, m\u1eabu s\u1ed1 chung, so s\u00e1nh c\u00e1c ph\u00e2n s\u1ed1, s\u1ed1 l\u01b0\u1ee3ng h\u1ecdc sinh &#8230; v\u00ec v\u1eady cha m\u1eb9 c\u1ea7n h\u1ed7 tr\u1ee3 em b\u00e9 n\u1eafm b\u1eaft ki\u1ebfn \u200b\u200bth\u1ee9c n\u00e0y \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i t\u1eadp ch\u00ednh x\u00e1c.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Hi\u1ec3u c\u00e1c quy t\u1eafc khi gi\u1ea3i quy\u1ebft to\u00e1n h\u1ecdc tr\u1eeb c\u00e1c ph\u00e2n s\u1ed1: khi gi\u1ea3i quy\u1ebft lo\u1ea1i tr\u1eeb to\u00e1n h\u1ecdc, n\u1ebfu c\u00f9ng m\u1ed9t m\u1eabu kh\u00e1 \u0111\u01a1n gi\u1ea3n nh\u01b0ng kh\u00e1c v\u1edbi nhi\u1ec1u tr\u1ebb em s\u1ebd kh\u00f4ng hi\u1ec3u c\u00e1c quy t\u1eafc. Do \u0111\u00f3, cha m\u1eb9 c\u1ea7n h\u01b0\u1edbng d\u1eabn con c\u00e1i c\u1ee7a h\u1ecd chi ti\u1ebft c\u00e1c b\u01b0\u1edbc d\u1ef1a tr\u00ean c\u00e1c quy t\u1eafc tr\u00ean \u0111\u1ec3 con c\u00e1i h\u1ecd hi\u1ec3u v\u00e0 d\u1ec5 d\u00e0ng \u00e1p d\u1ee5ng.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Th\u1ef1c h\u00e0nh tr\u1ebb em th\u01b0\u1eddng xuy\u00ean: Thay v\u00ec ch\u1ec9 h\u1ecdc l\u00fd thuy\u1ebft, em b\u00e9 nhanh ch\u00f3ng qu\u00ean m\u1ea5t. Do \u0111\u00f3, ph\u1ee5 huynh n\u00ean cung c\u1ea5p cho h\u1ecd nhi\u1ec1u th\u1ef1c h\u00e0nh h\u01a1n nh\u01b0 gi\u1ea3i t\u1eadp c\u00e1c b\u00e0i t\u1eadp trong l\u1edbp, s\u00e1ch gi\u00e1o khoa, b\u00e0i t\u1eadp, h\u1ecdc th\u00eam ki\u1ebfn \u200b\u200bth\u1ee9c m\u1edbi tr\u00ean internet, \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, t\u1ed5 ch\u1ee9c tr\u00f2 ch\u01a1i, v.v &#8230; \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap tr\u1ebb hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 h\u00ecnh th\u1ee9c to\u00e1n h\u1ecdc, c\u0169ng nh\u01b0 t\u0103ng tr\u00ed nh\u1edb v\u00e0 suy ngh\u0129 suy ngh\u0129 to\u00e1n h\u1ecdc t\u1ed1t h\u01a1n.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">H\u1ecdc to\u00e1n v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9: \u0110\u00e2y l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng gi\u1ea3ng d\u1ea1y to\u00e1n h\u1ecdc song ng\u1eef cho tr\u1ebb em c\u1ee7a tr\u01b0\u1eddng m\u1ea7m non v\u00e0 ti\u1ec3u h\u1ecdc. Thay v\u00ec h\u1ecdc t\u1eadp tr\u00ean s\u00e1ch, khi tr\u1ebb h\u1ecdc to\u00e1n v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9, ch\u00fang s\u1ebd \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn h\u1ecdc th\u00f4ng qua nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau nh\u01b0 h\u1ecdc b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t tri\u1ec3n kh\u1ea3 n\u0103ng t\u01b0 duy, h\u1ecdc th\u00f4ng qua c\u00e1c video ho\u1ea1t h\u00ecnh vui nh\u1ed9n, h\u1ecdc to\u00e1n th\u00f4ng qua c\u00e1c tr\u00f2 ch\u01a1i, h\u1ecdc th\u00f4ng qua s\u00e1ch b\u1ed5 sung &#8230; t\u1ea5t c\u1ea3 \u0111i\u1ec1u n\u00e0y s\u1ebd gi\u00fap tr\u1ebb em hi\u1ec3u \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1, t\u0103ng kh\u1ea3 n\u0103ng suy ngh\u0129, ghi nh\u1edb v\u00e0 h\u1ecdc kh\u1ea3 n\u0103ng to\u00e1n h\u1ecdc c\u1ee7a tr\u1ebb h\u01a1n. Ch\u1ec9 v\u1edbi 2.000 VND\/ng\u00e0y cha m\u1eb9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o gi\u00fap tr\u1ebb ph\u00e1t tri\u1ec3n t\u01b0 duy to\u00e1n h\u1ecdc v\u01b0\u1ee3t tr\u1ed9i.<\/p>\n<\/li>\n<\/ul>\n<p style=\"text-align: center\"><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\/thamgiangay.png\" alt=\"\" width=\"185\" height=\"52\"><\/p>\n<p 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<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 vi\u1ec7c chia s\u1ebb \u1edf tr\u00ean, n\u00f3 c\u0169ng ph\u1ea3i gi\u00fap cha m\u1eb9 v\u00e0 tr\u1ebb em hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 ph\u00e2n s\u1ed1. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a ki\u1ebfn \u200b\u200bth\u1ee9c kh\u00f4ng ch\u1ec9 \u1edf tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc, m\u00e0 c\u00f2n khi ch\u00fang cao h\u01a1n v\u00e0 th\u1eadm ch\u00ed th\u1ef1c t\u1ebf. Do \u0111\u00f3, cha m\u1eb9, h\u00e3y \u0111\u1ec3 con c\u00e1i h\u1ecd l\u00e0m ch\u1ee7 ch\u00fang t\u1ed1t.<\/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>Kh\u1ea5u tr\u1eeb k\u1ef9 thu\u1eadt s\u1ed1 l\u00e0 lo\u1ea1i b\u00e0i t\u1eadp to\u00e1n tr\u00ean c\u00e1c ph\u00e2n s\u1ed1 xu\u1ea5t hi\u1ec7n trong c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n h\u1ecdc, b\u00e0i t\u1eadp, c\u00e2u h\u1ecfi thi v\u00e0 th\u1eadm ch\u00ed c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf. V\u00ec v\u1eady, \u0111\u1ec3 gi\u00fap h\u1ecd hi\u1ec3u v\u00e0 chinh ph\u1ee5c lo\u1ea1i to\u00e1n h\u1ecdc n\u00e0y, h\u00e3y \u0111\u1ec3 kh\u1ec9 ngay l\u1eadp t\u1ee9c t\u00ecm&#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-15811","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15811","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=15811"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15811\/revisions"}],"predecessor-version":[{"id":22493,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15811\/revisions\/22493"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=15811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=15811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=15811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}