{"id":13296,"date":"2025-06-01T08:17:05","date_gmt":"2025-06-01T01:17:05","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=13296"},"modified":"2025-07-02T03:20:03","modified_gmt":"2025-07-01T20:20:03","slug":"huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u00e1ch \u0111\u1ecdc v\u00e0 vi\u1ebft d\u00e3y s\u1ed1 la m\u00e3 1 \u0111\u1ebfn 30 v\u1edbi b\u00e9 kh\u00f4ng c\u00f2n kh\u00f3"},"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-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Bang_so_La_Ma_tu_1_den_30_chi_tiet\" >B\u1ea3ng s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 chi ti\u1ebft<\/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\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Cach_doc_so_La_Ma_so_1_den_30_rat_don_gian\" >C\u00e1ch \u0111\u1ecdc s\u1ed1 La M\u00e3 s\u1ed1 1 \u0111\u1ebfn 30 r\u1ea5t \u0111\u01a1n gi\u1ea3n<\/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\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Huong_dan_cac_quy_tac_cua_chu_so_La_Ma_tu_1_den_30_de_hieu\" >H\u01b0\u1edbng d\u1eabn c\u00e1c quy t\u1eafc c\u1ee7a ch\u1eef s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 d\u1ec5 hi\u1ec3u<\/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\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Quy_tac_cong_voi_quyen\" >Quy t\u1eafc c\u1ed9ng v\u1edbi quy\u1ec1n<\/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\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Quy_tac_tru_di\" >Quy t\u1eafc tr\u1eeb \u0111i<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Cac_loai_bai_tap_tren_trinh_tu_La_Ma_tu_1_den_30_la_pho_bien\" >C\u00e1c lo\u1ea1i b\u00e0i t\u1eadp tr\u00ean tr\u00ecnh t\u1ef1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 l\u00e0 ph\u1ed5 bi\u1ebfn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Mau_1_Doc_cac_so_La_Ma\" >M\u1eabu 1: \u0110\u1ecdc c\u00e1c s\u1ed1 La M\u00e3<\/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-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Mau_2_Xem_dong_ho_voi_so_La_Ma\" >M\u1eabu 2: Xem \u0111\u1ed3ng h\u1ed3 v\u1edbi s\u1ed1 La M\u00e3<\/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-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Mau_3_Viet_so_La_Ma_theo_yeu_cau\" >M\u1eabu 3: Vi\u1ebft s\u1ed1 La M\u00e3 theo y\u00eau c\u1ea7u<\/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-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Mau_4_Tao_so_La_Ma_bang_cach_sap_xep_hoac_di_chuyen_tran_dau\" >M\u1eabu 4: T\u1ea1o s\u1ed1 La M\u00e3 b\u1eb1ng c\u00e1ch s\u1eafp x\u1ebfp ho\u1eb7c di chuy\u1ec3n tr\u1eadn \u0111\u1ea5u<\/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\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Mau_5_So_sanh_cac_so\" >M\u1eabu 5: So s\u00e1nh c\u00e1c s\u1ed1<\/a><\/li><\/ul><\/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-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Cach_hoc_trinh_tu_La_Ma_tu_1_den_30_hieu_qua\" >C\u00e1ch h\u1ecdc tr\u00ecnh t\u1ef1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 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-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Tom_tat_mot_so_bai_tap_tren_so_1_den_30_tu_co_ban_den_nang_cao\" >T\u00f3m t\u1eaft m\u1ed9t s\u1ed1 b\u00e0i t\u1eadp tr\u00ean s\u1ed1 1 \u0111\u1ebfn 30 t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-15\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-16\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-17\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-18\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-19\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-20\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-21\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-22\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#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-23\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Bai_tap_10\" >B\u00e0i t\u1eadp 10<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.ckconitsha.com\/vn\/huong-dan-cach-doc-va-viet-day-so-la-ma-1-den-30-voi-be-khong-con-kho\/#Nguoi_La_Ma_va_cac_ung_dung_thuc_te_cua_ho\" >Ng\u01b0\u1eddi La M\u00e3 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a h\u1ecd<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>S\u1ed1 La M\u00e3 1 \u0111\u1ebfn 30 c\u00f3 c\u00e1ch \u0111\u1ecdc v\u00e0 vi\u1ebft kh\u00f4ng qu\u00e1 kh\u00f3. Nh\u01b0ng \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc h\u1ecdc l\u1edbp 3 \u0111\u1ec3 ghi nh\u1edb v\u00e0 \u00e1p d\u1ee5ng ch\u00fang khi gi\u1ea3i to\u00e1n ch\u00ednh x\u00e1c kh\u00f4ng qu\u00e1 \u0111\u01a1n gi\u1ea3n, h\u00e3y \u0111\u1ec3 kh\u1ec9 t\u00ecm hi\u1ec3u th\u00eam trong b\u00e0i vi\u1ebft sau.<\/p>\n<p>                        Xem t\u1ea5t c\u1ea3<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bang_so_La_Ma_tu_1_den_30_chi_tiet\"><\/span>B\u1ea3ng s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 chi ti\u1ebft<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">B\u1ea3ng s\u1ed1 l\u00e0 m\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean m\u1ed9t s\u1ed1 k\u00fd t\u1ef1 c\u01a1 b\u1ea3n v\u00e0 m\u1ed9t s\u1ed1 nh\u00f3m k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t. Sau \u0111\u00e2y s\u1ebd l\u00e0 b\u1ea3ng s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 chi ti\u1ebft:<\/p>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #fbeeb8;margin-left: auto;margin-right: auto\">\n<tr>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">1<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">T\u00d4I<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">6<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Vi m\u00f4<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">11<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">XI<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">16<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">XVI<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">21<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxi<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">26<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxvi<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">2<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Ii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">7<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Vii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">12<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">XII<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">17<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xvii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">22<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">27<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxvii<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">3<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Iii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">8<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Viii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">13<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">XIII<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">18<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xviii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">23<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxiii<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">28<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxviii<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">4<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Iv<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">9<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Ix<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">14<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">XIV<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">19<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">XIX<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">24<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxiv<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">29<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxix<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">5<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">V<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">10<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">X<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">15<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">XV<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">20<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xx<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">25<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxv<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">30<\/p>\n<\/td>\n<td style=\"background-color: #fff4f5;border: 0.5px solid #4e4c50\">\n<p dir=\"ltr\">Xxx<\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cach_doc_so_La_Ma_so_1_den_30_rat_don_gian\"><\/span>C\u00e1ch \u0111\u1ecdc s\u1ed1 La M\u00e3 s\u1ed1 1 \u0111\u1ebfn 30 r\u1ea5t \u0111\u01a1n gi\u1ea3n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">V\u1ec1 c\u00e1c quy t\u1eafc \u0111\u1ecdc, c\u00e1c s\u1ed1 La M\u00e3 1 \u0111\u1ebfn 30 \u0111\u1ecdc r\u1ea5t \u0111\u01a1n gi\u1ea3n, kh\u00f4ng qu\u00e1 ph\u1ee9c t\u1ea1p. B\u1ea1n ch\u1ec9 c\u1ea7n nh\u00ecn v\u00e0o b\u1ea3ng s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 v\u00e0 \u0111\u1ecdc l\u00e0 s\u1ed1 t\u1ef1 nhi\u00ean b\u00ecnh th\u01b0\u1eddng. V\u00ed d\u1ee5: <em>XXV l\u00e0 25 v\u00e0 \u0111\u1ecdc l\u00e0 hai m\u01b0\u01a1i -five. <\/em><\/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-so-la-ma-1-den-30.jpg\" alt=\"H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1ch \u0111\u1ecdc c\u00e1c s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 \u0111\u01a1n gi\u1ea3n (Ngu\u1ed3n h\u00ecnh \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Khi \u0111\u1ecdc c\u00e1c s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30, tr\u1ebb em c\u1ea7n nh\u1edb quy t\u1eafc t\u00f4i s\u1ebd \u0111\u1ee9ng tr\u01b0\u1edbc V ho\u1eb7c X. V\u00ed d\u1ee5: IV l\u00e0 4, \u0111\u1ecdc l\u00e0 b\u1ed1n. Trong khi \u0111\u1ecdc c\u00e1c s\u1ed1 La M\u00e3, c\u00f3 th\u1ec3 th\u1ea5y n\u1ebfu \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb tr\u00e1i sang ph\u1ea3i, gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1c ch\u1eef s\u1ed1 v\u00e0 ch\u1eef s\u1ed1 s\u1ebd gi\u1ea3m d\u1ea7n. \u0110\u00f3 l\u00e0, h\u00e0ng ch\u1ee5c ch\u1eef s\u1ed1 \u0111\u1ecdc \u0111\u1ea7u ti\u00ean v\u00e0 sau \u0111\u00f3 s\u1ed1 l\u01b0\u1ee3ng \u0111\u01a1n v\u1ecb, nh\u01b0 \u0111\u1ecdc c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Huong_dan_cac_quy_tac_cua_chu_so_La_Ma_tu_1_den_30_de_hieu\"><\/span>H\u01b0\u1edbng d\u1eabn c\u00e1c quy t\u1eafc c\u1ee7a ch\u1eef s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 d\u1ec5 hi\u1ec3u<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Kh\u00f4ng ch\u1ec9 c\u00f3 m\u1ed9t quy t\u1eafc \u0111\u1ecdc \u0111\u01a1n gi\u1ea3n, m\u00e0 c\u00e1ch vi\u1ebft c\u00e1c s\u1ed1 La M\u00e3 t\u1eeb 1 &#8211; 30 c\u0169ng r\u1ea5t d\u1ec5 nh\u1edb. C\u1ee5 th\u1ec3:<\/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-so-la-ma-1-den-30.jpg\" alt=\"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 vi\u1ebft s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30? (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\">C\u00e1ch vi\u1ebft c\u00e1c ch\u1eef s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 s\u1ebd ch\u1ec9 c\u1ea7n s\u1eed d\u1ee5ng 3 ch\u1eef s\u1ed1 c\u01a1 b\u1ea3n l\u00e0 I, V v\u00e0 X<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">C\u00e1c k\u00fd t\u1ef1 c\u01a1 b\u1ea3n k\u1ebft h\u1ee3p v\u1edbi nhau s\u1ebd ch\u1ec9 \u0111\u1ecbnh gi\u00e1 c\u00e1c s\u1ed1 v\u00e0 t\u00f4i ho\u1eb7c t\u00f4i s\u1ebd kh\u00f4ng l\u1eb7p l\u1ea1i nhi\u1ec1u h\u01a1n 3 l\u1ea7n li\u00ean ti\u1ebfp. C\u00e1c ch\u1eef s\u1ed1 n\u00e0y l\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n s\u1ebd hi\u1ec3n th\u1ecb gi\u00e1 tr\u1ecb c\u1ee7a nh\u1eefng l\u1ea7n n\u00e0y. <\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">S\u1ed1 v s\u1ebd ch\u1ec9 xu\u1ea5t hi\u1ec7n m\u1ed9t l\u1ea7n.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">C\u00e1c nh\u00f3m nh\u00e2n v\u1eadt \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 IV v\u00e0 IX. V\u1edbi c\u00e1c nh\u00f3m k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t n\u00e0y, khi \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb tr\u00e1i sang ph\u1ea3i, gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1c ch\u1eef s\u1ed1 gi\u1ea3m.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">T\u00f4i l\u00e0 ch\u1eef s\u1ed1 s\u1ebd ch\u1ec9 \u0111\u1ee9ng tr\u01b0\u1edbc V ho\u1eb7c X. <\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Ngo\u00e0i ra, khi vi\u1ebft c\u00e1c s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30, tr\u1ebb em c\u1ea7n nh\u1edb c\u00e1c quy t\u1eafc b\u1ed5 sung v\u00e0 ph\u00e9p tr\u1eeb sau:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Quy_tac_cong_voi_quyen\"><\/span>Quy t\u1eafc c\u1ed9ng v\u1edbi quy\u1ec1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">C\u00e1c ch\u1eef s\u1ed1 La M\u00e3 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh khi vi\u1ebft th\u00eam v\u00e0o b\u00ean ph\u1ea3i s\u1ebd c\u1ed9ng v\u1edbi s\u1ed1 g\u1ed1c. Gi\u00e1 tr\u1ecb b\u1ed5 sung kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 3 l\u1ea7n. Ch\u1eb3ng h\u1ea1n nh\u01b0<em> XVIII l\u00e0 18.<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Quy_tac_tru_di\"><\/span>Quy t\u1eafc tr\u1eeb \u0111i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">V\u00e0 c\u00e1c s\u1ed1 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o b\u00ean tr\u00e1i s\u1ebd l\u00e0 tr\u1eeb. \u0110\u00f3 l\u00e0, nh\u1eefng \u0111\u1ee9a tr\u1ebb s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c s\u1ed1 ban \u0111\u1ea7u t\u1eeb b\u00ean tr\u00e1i sang tr\u00e1i. C\u00e1c s\u1ed1 b\u1ed5 sung c\u0169ng s\u1ebd nh\u1ecf h\u01a1n g\u1ed1c. V\u00ed d\u1ee5: <em>XIX l\u00e0 19, xxiv l\u00e0 24.<\/em><\/p>\n<p dir=\"ltr\">\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_loai_bai_tap_tren_trinh_tu_La_Ma_tu_1_den_30_la_pho_bien\"><\/span>C\u00e1c lo\u1ea1i b\u00e0i t\u1eadp tr\u00ean tr\u00ecnh t\u1ef1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 l\u00e0 ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">N\u1ebfu b\u1ecdn tr\u1ebb h\u1ecdc La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 hi\u1ec7u qu\u1ea3, cha m\u1eb9 n\u00ean cho con c\u00e1i m\u00ecnh nhi\u1ec1u b\u00e0i t\u1eadp h\u01a1n li\u00ean quan \u0111\u1ebfn ch\u1eef s\u1ed1 La M\u00e3. C\u1ee5 th\u1ec3:<\/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-so-la-ma-1-den-30.jpg\" alt=\"C\u00e1c lo\u1ea1i b\u00e0i t\u1eadp v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 (Ngu\u1ed3n h\u00ecnh \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_1_Doc_cac_so_La_Ma\"><\/span>M\u1eabu 1: \u0110\u1ecdc c\u00e1c s\u1ed1 La M\u00e3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Cha m\u1eb9 s\u1ebd h\u01b0\u1edbng d\u1eabn tr\u1ebb \u0111\u1ecdc c\u00e1c s\u1ed1 ng\u1eabu nhi\u00ean \u0111\u1ec3 th\u1ef1c h\u00e0nh. V\u00ed d\u1ee5<em> Cha m\u1eb9 h\u1ecfi l\u00e0m th\u1ebf n\u00e0o xx \u0111\u1ecdc. Tr\u1ebb s\u01a1 sinh s\u1ebd ph\u1ea3i tr\u1ea3 l\u1eddi n\u00f3 l\u00e0 20.<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_2_Xem_dong_ho_voi_so_La_Ma\"><\/span>M\u1eabu 2: Xem \u0111\u1ed3ng h\u1ed3 v\u1edbi s\u1ed1 La M\u00e3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u00e2y l\u00e0 h\u00ecnh th\u1ee9c c\u1ee7a c\u00e1c b\u00e0i t\u1eadp m\u00e0 b\u1ea1n s\u1ebd ph\u1ea3i xem th\u1eddi gian, nh\u00ecn v\u00e0o c\u00e1c s\u1ed1 tr\u00ean m\u1eb7t \u0111\u1ed3ng h\u1ed3 v\u00e0 n\u00f3i ch\u00ednh x\u00e1c. Lo\u1ea1i b\u00e0i t\u1eadp n\u00e0y kh\u00f4ng ch\u1ec9 th\u00eam ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng La M\u00e3 m\u00e0 c\u00f2n th\u00eam ki\u1ebfn \u200b\u200bth\u1ee9c \u0111\u1ec3 xem \u0111\u1ed3ng h\u1ed3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_3_Viet_so_La_Ma_theo_yeu_cau\"><\/span>M\u1eabu 3: Vi\u1ebft s\u1ed1 La M\u00e3 theo y\u00eau c\u1ea7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">V\u1edbi lo\u1ea1i b\u00e0i t\u1eadp n\u00e0y, tr\u1ebb em s\u1ebd vi\u1ebft s\u1ed1 theo y\u00eau c\u1ea7u c\u1ee7a cha m\u1eb9 v\u00e0o c\u00e1c s\u1ed1 La M\u00e3. V\u00ed d\u1ee5, cha m\u1eb9 y\u00eau c\u1ea7u con c\u00e1i vi\u1ebft c\u00e1c s\u1ed1 sau v\u00e0o s\u1ed1 La M\u00e3: <em>18, 30. 28, 17, &#8230;<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_4_Tao_so_La_Ma_bang_cach_sap_xep_hoac_di_chuyen_tran_dau\"><\/span>M\u1eabu 4: T\u1ea1o s\u1ed1 La M\u00e3 b\u1eb1ng c\u00e1ch s\u1eafp x\u1ebfp ho\u1eb7c di chuy\u1ec3n tr\u1eadn \u0111\u1ea5u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">V\u1edbi ki\u1ec3u t\u1eadp th\u1ec3 d\u1ee5c n\u00e0y, cha m\u1eb9 s\u1ebd chu\u1ea9n b\u1ecb m\u1ed9t h\u1ed9p em b\u00e9 v\u00e0 y\u00eau c\u1ea7u con c\u00e1i s\u1eafp x\u1ebfp c\u00e1c tr\u1eadn \u0111\u1ea5u th\u00e0nh c\u00e1c s\u1ed1 La M\u00e3. V\u00ed d\u1ee5 <em>S\u1eafp x\u1ebfp c\u00e1c tr\u1eadn \u0111\u1ea5u th\u00e0nh c\u00e1c s\u1ed1 La M\u00e3 4, 9, 18, 27, &#8230;<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_5_So_sanh_cac_so\"><\/span>M\u1eabu 5: So s\u00e1nh c\u00e1c s\u1ed1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Lo\u1ea1i b\u00e0i t\u1eadp cu\u1ed1i c\u00f9ng l\u00e0 cha m\u1eb9 s\u1ebd y\u00eau c\u1ea7u con c\u00e1i so s\u00e1nh hai con s\u1ed1 c\u1ee7a La M\u00e3 ho\u1eb7c t\u00ecm ra s\u1ed1 l\u01b0\u1ee3ng l\u1edbn nh\u1ea5t, nh\u1ecf nh\u1ea5t trong s\u1ed1 c\u00e1c con s\u1ed1. V\u00ed d\u1ee5 <em>So s\u00e1nh XIX v\u00e0 XXIX, &#8230;<\/em><\/p>\n<table style=\"border-collapse: collapse;width: 100.01%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5932%\">\n<p style=\"text-align: center\">\u0110\u1eebng b\u1ecf l\u1ee1 !!<\/p>\n<p style=\"text-align: center\">Ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n h\u1ecdc b\u1eb1ng ti\u1ebfng Anh, gi\u00fap ph\u00e1t tri\u1ec3n t\u01b0 duy theo c\u00e1ch to\u00e0n di\u1ec7n nh\u1ea5t.<\/p>\n<p style=\"text-align: center\">Nh\u1eadn t\u1ed1i \u0111a 40% \u01b0u \u0111\u00e3i ngay t\u1ea1i \u0111\u00e2y!<img 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\/taimienphiMM.png\" width=\"185\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cach_hoc_trinh_tu_La_Ma_tu_1_den_30_hieu_qua\"><\/span>C\u00e1ch h\u1ecdc tr\u00ecnh t\u1ef1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 hi\u1ec7u qu\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 tr\u1ebb h\u1ecdc c\u00e1c ch\u1eef s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 hi\u1ec7u qu\u1ea3, ph\u1ee5 huynh c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc 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\/6-so-la-ma-1-den-30.jpg\" alt=\"H\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi h\u1ecdc Rumani l\u00e0 ng\u01b0\u1eddi hi\u1ec7u qu\u1ea3 nh\u1ea5t (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\">Hi\u1ec3u c\u00e1c ch\u1eef s\u1ed1 La M\u00e3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng: Tr\u01b0\u1edbc h\u1ebft, cha m\u1eb9 n\u00ean nh\u1eafc nh\u1edf con c\u00e1i c\u1ee7a h\u1ecd t\u00ecm hi\u1ec3u c\u1ea9n th\u1eadn v\u1ec1 c\u00e1c s\u1ed1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 I, V v\u00e0 X. D\u1ef1a tr\u00ean nh\u1eefng ng\u01b0\u1eddi La M\u00e3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng n\u00e0y, tr\u1ebb em c\u00f3 th\u1ec3 \u0111\u1ecdc, vi\u1ebft t\u1ed1t b\u1eb1ng c\u00e1c s\u1ed1 La M\u00e3 kh\u00e1c.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Th\u1ef1c h\u00e0nh th\u01b0\u1eddng xuy\u00ean: Khi tr\u1ebb l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 v\u1edbi s\u1ed1 l\u01b0\u1ee3ng La M\u00e3 th\u01b0\u1eddng xuy\u00ean, tr\u1ebb em s\u1ebd nh\u1edb s\u1ed1 l\u01b0\u1ee3ng La M\u00e3. T\u1eeb \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u c\u00e1c ch\u1eef s\u1ed1 La M\u00e3 m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng. <\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u00c1p d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp v\u1edbi th\u1ef1c h\u00e0nh: \u0110\u1ec3 tr\u1ebb h\u1ecdc La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, ph\u1ee5 huynh c\u0169ng n\u00ean \u00e1p d\u1ee5ng c\u00e1c b\u00e0i t\u1eadp \u0111\u1ec3 th\u1ef1c h\u00e0nh. \u0110i\u1ec1u n\u00e0y gi\u00fap tr\u1ebb em th\u1ea5y r\u1eb1ng s\u1ed1 l\u01b0\u1ee3ng La M\u00e3 kh\u00f4ng kh\u00f3 h\u1ecdc, kh\u00f4ng kh\u00f3 \u0111\u1ec3 nh\u1edb nh\u01b0ng r\u1ea5t quen thu\u1ed9c.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">K\u1ebft h\u1ee3p v\u1edbi ch\u1eef s\u1ed1 La M\u00e3: H\u00e3y \u0111\u1ec3 con b\u1ea1n h\u1ecdc c\u00e1c s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c tr\u00f2 ch\u01a1i r\u1ea5t th\u00fa v\u1ecb. Th\u00f4ng qua c\u00e1c tr\u00f2 ch\u01a1i n\u00e0y, b\u1ea1n s\u1ebd hi\u1ec3u r\u00f5 h\u01a1n v\u00e0 c\u00e1c s\u1ed1 La M\u00e3 v\u00e0 quan t\u00e2m \u0111\u1ebfn vi\u1ec7c hi\u1ec3u c\u00e1c ch\u1eef s\u1ed1 La M\u00e3.<\/p>\n<\/li>\n<li dir=\"ltr\">T\u1ea1o s\u1ef1 quan t\u00e2m \u0111\u1ebfn vi\u1ec7c h\u1ecdc to\u00e1n cho tr\u1ebb em v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9: S\u1ed1 La M\u00e3 c\u0169ng l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c ki\u1ebfn \u200b\u200bth\u1ee9c to\u00e1n h\u1ecdc. Do \u0111\u00f3, \u0111\u1ec3 t\u0103ng s\u1ef1 quan t\u00e2m c\u1ee7a tr\u1ebb khi h\u1ecdc to\u00e1n, Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math \u0111\u00e3 x\u00e2y d\u1ef1ng n\u1ed9i dung b\u00e0i h\u1ecdc th\u00f4ng qua video, minh h\u1ecda s\u1ed1ng \u0111\u1ed9ng, c\u00f9ng v\u1edbi h\u01a1n 10.000 ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u00e1c nh\u01b0 ch\u01a1i tr\u00f2 ch\u01a1i, kh\u00e1m ph\u00e1 kho b\u00e1u to\u00e1n h\u1ecdc, c\u00e2u \u0111\u1ed1, v.v. Ph\u1ee5 huynh c\u00f3 th\u1ec3 t\u1ea3i xu\u1ed1ng \u1ee9ng d\u1ee5ng Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math mi\u1ec5n ph\u00ed t\u1ea1i \u0111\u00e2y \u0111\u1ec3 tr\u1ea3i nghi\u1ec7m v\u1edbi con c\u00e1i c\u1ee7a h\u1ecd.<\/li>\n<\/ul>\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<p style=\"text-align: left\">\u0110\u0103ng k\u00fd t\u1ea1i \u0111\u00e2y \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c gi\u1ea3m gi\u00e1 l\u00ean t\u1edbi 40% v\u00e0 h\u00e0ng ng\u00e0n t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp mi\u1ec5n ph\u00ed!<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tom_tat_mot_so_bai_tap_tren_so_1_den_30_tu_co_ban_den_nang_cao\"><\/span>T\u00f3m t\u1eaft m\u1ed9t s\u1ed1 b\u00e0i t\u1eadp tr\u00ean s\u1ed1 1 \u0111\u1ebfn 30 t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">C\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 h\u1ecdc ch\u1eef s\u1ed1 La M\u00e3 l\u00e0 th\u00f4ng qua vi\u1ec7c gi\u1ea3i c\u00e1c b\u00e0i t\u1eadp v\u00e0 li\u00ean h\u1ec7 th\u01b0\u1eddng xuy\u00ean. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00e0i b\u00e0i t\u1eadp v\u1ec1 s\u1ed1 1 \u0111\u1ebfn 30 ph\u1ee5 huynh c\u00f3 th\u1ec3 \u0111\u1ec3 em b\u00e9 th\u1ef1c h\u00e0nh:<\/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-so-la-ma-1-den-30.jpg\" alt=\"M\u1ed9t s\u1ed1 b\u00e0i t\u1eadp v\u1ec1 s\u1ed1 La M\u00e3 t\u1eeb 1 \u0111\u1ebfn 30 (Ngu\u1ed3n h\u00ecnh \u1ea3nh: 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\">T\u00ednh to\u00e1n c\u00e1c t\u00ednh to\u00e1n sau:<\/p>\n<p dir=\"ltr\">M\u1ed9t. Vi + v <\/p>\n<p dir=\"ltr\">b. XI + III<\/p>\n<p dir=\"ltr\">c. XX + VIII<\/p>\n<p dir=\"ltr\">d. IX + XXII<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<table style=\"border-collapse: collapse;width: 100%;height: 22.3906px\" border=\"1\">\n<tr style=\"height: 22.3906px\">\n<td style=\"width: 23.5941%;height: 22.3906px\">VI + V = XI<\/td>\n<td style=\"width: 23.5941%;height: 22.3906px\">XI + III = XIV<\/td>\n<td style=\"width: 23.5941%;height: 22.3906px\">X + viii = xviii<\/td>\n<td style=\"width: 23.5941%;height: 22.3906px\">Ix + xxii = xxxi<\/td>\n<\/tr>\n<\/table>\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\">T\u00ednh to\u00e1n c\u00e1c t\u00ednh to\u00e1n sau:<\/p>\n<p dir=\"ltr\">M\u1ed9t. Xxiii &#8211; v <\/p>\n<p dir=\"ltr\">b. XIX &#8211; III<\/p>\n<p dir=\"ltr\">c. Xxviii &#8211; vii<\/p>\n<p dir=\"ltr\">d. XXII &#8211; XVI<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<table style=\"border-collapse: collapse;width: 100%\" border=\"1\">\n<tr>\n<td style=\"width: 23.5941%\">Xxiii &#8211; v = xviii<\/td>\n<td style=\"width: 23.5941%\">XIX &#8211; III = XVI<\/td>\n<td style=\"width: 23.5941%\">Xxviii &#8211; vii = xxi<\/td>\n<td style=\"width: 23.5941%\">Xxii &#8211; xvi = vi<\/td>\n<\/tr>\n<\/table>\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\">T\u00ednh to\u00e1n c\u00e1c t\u00ednh to\u00e1n sau:<\/p>\n<p dir=\"ltr\">M\u1ed9t. XVI &#8211; v <\/p>\n<p dir=\"ltr\">b. XIX &#8211; ii<\/p>\n<p dir=\"ltr\">c. XX + VI<\/p>\n<p dir=\"ltr\">d. XXII &#8211; VII<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<table style=\"border-collapse: collapse;width: 100%;height: 22.3906px\" border=\"1\">\n<tr style=\"height: 22.3906px\">\n<td style=\"width: 23.5941%;height: 22.3906px\">XVI &#8211; V = XI<\/td>\n<td style=\"width: 23.5941%;height: 22.3906px\">XIX &#8211; II = XVII<\/td>\n<td style=\"width: 23.5941%;height: 22.3906px\">Xx + vi = xiv<\/td>\n<td style=\"width: 23.5941%;height: 22.3906px\">Xxii &#8211; vii = xv<\/td>\n<\/tr>\n<\/table>\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\">Ch\u1ec9 xem \u0111\u1ed3ng h\u1ed3?<\/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-so-la-ma-1-den-30.jpg\" alt=\"M\u1ea5y gi\u1edd \u0111\u1ed3ng h\u1ed3 t\u1eadp th\u1ec3 d\u1ee5c? (Ngu\u1ed3n h\u00ecnh \u1ea3nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<p dir=\"ltr\">\u0110\u1ed3ng h\u1ed3 ch\u1ec9 l\u00e0 7 gi\u1edd 52 ph\u00fat.<\/p>\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 c\u00e1c s\u1ed1 La M\u00e3 sau:<\/p>\n<p dir=\"ltr\">M\u1ed9t. 23<\/p>\n<p dir=\"ltr\">b. 12<\/p>\n<p dir=\"ltr\">c. 30<\/p>\n<p dir=\"ltr\">d. 22<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<table style=\"border-collapse: collapse;width: 100%\" border=\"1\">\n<tr>\n<td style=\"width: 23.5941%\">M\u1ed9t. Xxiii<\/td>\n<td style=\"width: 23.5941%\">b. XII<\/td>\n<td style=\"width: 23.5941%\">c. Xxx<\/td>\n<td style=\"width: 23.5941%\">d. Xxii<\/td>\n<\/tr>\n<\/table>\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\">\u0110\u1ecdc c\u00e1c s\u1ed1 La M\u00e3 sau:<\/p>\n<p dir=\"ltr\">M\u1ed9t. Xviii<\/p>\n<p dir=\"ltr\">b. Xxix<\/p>\n<p dir=\"ltr\">c. XIV<\/p>\n<p dir=\"ltr\">c. XII<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<table style=\"border-collapse: collapse;width: 100%\" border=\"1\">\n<tr>\n<td style=\"width: 23.5941%\">M\u1ed9t. 18<\/td>\n<td style=\"width: 23.5941%\">b. 29<\/td>\n<td style=\"width: 23.5941%\">c. 14<\/td>\n<td style=\"width: 23.5941%\">c. 12<\/td>\n<\/tr>\n<\/table>\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\">S\u1eafp x\u1ebfp c\u00e1c tr\u1eadn \u0111\u1ea5u v\u00e0o c\u00e1c s\u1ed1 La M\u00e3 sau:<\/p>\n<p dir=\"ltr\">M\u1ed9t. 23<\/p>\n<p dir=\"ltr\">b. 12<\/p>\n<p dir=\"ltr\">c. 30<\/p>\n<p dir=\"ltr\">d. 22<\/p>\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\">T\u00ecm s\u1ed1 ch\u1eef s\u1ed1 La M\u00e3 nh\u1ecf nh\u1ea5t c\u1ee7a c\u00e1c s\u1ed1 La M\u00e3 sau: V, III, VIII, XIX, XXIII, XXIIX<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<p dir=\"ltr\">S\u1ed1 La M\u00e3 nh\u1ecf nh\u1ea5t l\u00e0 III (s\u1ed1 3).<\/p>\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\">T\u00ecm s\u1ed1 l\u01b0\u1ee3ng ch\u1eef s\u1ed1 La M\u00e3 l\u1edbn nh\u1ea5t c\u1ee7a c\u00e1c s\u1ed1 La M\u00e3 sau: V, III, VIII, XIX, XXIII, XXIIX<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<p dir=\"ltr\">S\u1ed1 XXIX l\u1edbn nh\u1ea5t c\u1ee7a La M\u00e3 (s\u1ed1 29).<\/p>\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\">So s\u00e1nh c\u00e1c s\u1ed1 La M\u00e3 sau:<\/p>\n<p dir=\"ltr\">M\u1ed9t. VIII v\u00e0 XIX<\/p>\n<p dir=\"ltr\">b. XXIX v\u00e0 XIX<\/p>\n<p dir=\"ltr\">c. VIII v\u00e0 XVI<\/p>\n<p dir=\"ltr\">d. XXX v\u00e0 XIX<\/p>\n<p dir=\"ltr\">Tr\u1ea3 l\u1eddi:<\/p>\n<table style=\"border-collapse: collapse;width: 100%\" border=\"1\">\n<tr>\n<td style=\"width: 23.5941%\">Viii<\/td>\n<td style=\"width: 23.5941%\">XXIX&gt; XIX<\/td>\n<td style=\"width: 23.5941%\">Viii<\/td>\n<td style=\"width: 23.5941%\">Xxx&gt; xix<\/td>\n<\/tr>\n<\/table>\n<p dir=\"ltr\">Xem th\u00eam: H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1ch \u0111\u1ecdc s\u1ed1 La M\u00e3 t\u1eeb 0 \u0111\u1ebfn 100 chi ti\u1ebft nh\u1ea5t<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Nguoi_La_Ma_va_cac_ung_dung_thuc_te_cua_ho\"><\/span>Ng\u01b0\u1eddi La M\u00e3 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a h\u1ecd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Hi\u1ec7n t\u1ea1i, s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi La M\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n<ul>\n<li dir=\"ltr\">Th\u1ef1c hi\u1ec7n c\u00e1c t\u00ednh to\u00e1n ph\u1ee9c t\u1ea1p: V\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a ng\u01b0\u1eddi La M\u00e3, ng\u01b0\u1eddi Hy L\u1ea1p c\u1ed5 \u0111\u1ea1i \u0111\u00e3 th\u1ef1c hi\u1ec7n c\u00e1c t\u00ednh to\u00e1n ph\u1ee9c t\u1ea1p trong \u0111\u1ea1i s\u1ed1 v\u00e0 h\u00ecnh h\u1ecdc. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c bi\u1ec3u th\u1ee9c \u0111\u1ea1i s\u1ed1 ph\u1ee9c t\u1ea1p v\u00e0 h\u00ecnh h\u1ecdc \u0111\u1ec3 gi\u00fap c\u00e1c nh\u00e0 to\u00e1n h\u1ecdc gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 th\u1ef1c t\u1ebf.<\/li>\n<li dir=\"ltr\">Trong ki\u1ebfn \u200b\u200btr\u00fac: S\u1ed1 La M\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1eb7t t\u00ean v\u00e0 \u0111o l\u01b0\u1eddng cho ki\u1ebfn \u200b\u200btr\u00fac v\u00e0 c\u00e1c ti\u1ec7n \u00edch.<\/li>\n<li dir=\"ltr\">Kh\u00e1c: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u00e1nh s\u1ed1 (nh\u01b0 m\u1eb7t \u0111\u1ed3ng h\u1ed3, &#8230;) ho\u1eb7c \u0111\u00e1nh s\u1ed1 c\u1ee7a cu\u1ed1n s\u00e1ch (Ph\u1ea7n I, Ph\u1ea7n II, &#8230;); S\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi La M\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ee3p \u00e2m (nh\u1ea1c ph\u00e2n t\u00edch); &#8230;<\/li>\n<\/ul>\n<p dir=\"ltr\" style=\"line-height: 1.8;margin-top: 0pt;margin-bottom: 0pt\">Tr\u00ean \u0111\u00e2y l\u00e0 th\u00f4ng tin chi ti\u1ebft v\u1ec1 s\u1ed1 1 \u0111\u1ebfn 30 m\u00e0 cha m\u1eb9 n\u00ean ch\u00fa \u00fd v\u00e0 h\u01b0\u1edbng d\u1eabn tr\u1ebb h\u1ecdc. Hy v\u1ecdng t\u1eeb vi\u1ec7c chia s\u1ebb c\u1ee7a kh\u1ec9 n\u00e0y, tr\u1ebb em c\u00f3 th\u1ec3 h\u1ecdc to\u00e1n t\u1ed1t h\u01a1n v\u00e0 bi\u1ebft c\u00e1ch \u0111\u1ebfm, c\u00e1ch \u0111\u1ecdc, c\u00e1ch vi\u1ebft s\u1ed1 La M\u00e3 d\u1ec5 d\u00e0ng.<\/p>\n<table style=\"border-collapse: collapse;width: 100.01%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5932%\">\n<p style=\"text-align: center\">\u0110\u1eebng b\u1ecf l\u1ee1 !! <\/p>\n<p style=\"text-align: center\">Ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n h\u1ecdc b\u1eb1ng ti\u1ebfng Anh, gi\u00fap ph\u00e1t tri\u1ec3n t\u01b0 duy theo c\u00e1ch to\u00e0n di\u1ec7n nh\u1ea5t. <\/p>\n<p style=\"text-align: center\">Nh\u1eadn t\u1ed1i \u0111a 40% \u01b0u \u0111\u00e3i ngay t\u1ea1i \u0111\u00e2y!   <img 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\/taimienphiMM.png\" width=\"185\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\n<p>                                      T\u00e0i li\u1ec7u tham kh\u1ea3o<\/p>\n<p>La M\u00e3 s\u1ed1 1 \u0111\u1ebfn 30 &#8211; Truy c\u1eadp ng\u00e0y 24 th\u00e1ng 6 n\u0103m 2022<\/p>\n<p>https:\/\/www.cuemath.com\/numbers\/roman-numerals-1-to-30\/<\/p>\n<p>La M\u00e3 s\u1ed1 1 \u0111\u1ebfn 30 &#8211; Truy c\u1eadp ng\u00e0y 24 th\u00e1ng 6 n\u0103m 2022<\/p>\n<p>https:\/\/byjus.com\/maths\/roman-numerals-1-to-30\/<\/p>\n<p>Ngu\u1ed3n: <a href=\"https:\/\/www.ckconitsha.com\/vn\/\">https:\/\/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>S\u1ed1 La M\u00e3 1 \u0111\u1ebfn 30 c\u00f3 c\u00e1ch \u0111\u1ecdc v\u00e0 vi\u1ebft kh\u00f4ng qu\u00e1 kh\u00f3. Nh\u01b0ng \u0111\u1ec3 gi\u00fap tr\u1ebb h\u1ecdc h\u1ecdc l\u1edbp 3 \u0111\u1ec3 ghi nh\u1edb v\u00e0 \u00e1p d\u1ee5ng ch\u00fang khi gi\u1ea3i to\u00e1n ch\u00ednh x\u00e1c kh\u00f4ng qu\u00e1 \u0111\u01a1n gi\u1ea3n, h\u00e3y \u0111\u1ec3 kh\u1ec9 t\u00ecm hi\u1ec3u th\u00eam trong b\u00e0i vi\u1ebft sau. Xem t\u1ea5t c\u1ea3 B\u1ea3ng s\u1ed1 La M\u00e3&#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-13296","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13296","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=13296"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13296\/revisions"}],"predecessor-version":[{"id":15641,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/13296\/revisions\/15641"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=13296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=13296"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=13296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}