Phân số và phép chia số tự nhiên

Home Lớp 4 Toán lớp 4 - Sách Kết nối tri thức Bài 54 - Phân số và phép chia số tự nhiênBài tập nâng cao

{"common":{"save":0,"post_id":"6935","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2302","post_id":"6935","mon_id":"1159012","chapter_id":"1159019","question":"Chia \u0111o\u1ea1n th\u1eb3ng AB = 1 m thành 6 \u0111o\u1ea1n b\u1eb1ng nhau nh\u01b0 hình v\u1ebd. <\/p><svg height=\"70\" width=\"400\"> <g><title><\/title><rect fill=\"#fff\" height=\"72\" id=\"canvas_background\" width=\"402\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_29\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><g id=\"svg_21\"> <g id=\"svg_19\" stroke=\"null\"> <g id=\"svg_3\" stroke=\"null\"> <line fill=\"none\" id=\"svg_1\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"3\" x1=\"21.95453\" x2=\"81.0462\" y1=\"48\" y2=\"48\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" 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stroke=\"null\"> <line fill=\"none\" id=\"svg_10\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"3\" x1=\"199.95809\" x2=\"259.04976\" y1=\"48\" y2=\"48\"><\/line> <line fill=\"none\" id=\"svg_11\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"3\" x1=\"199.95809\" x2=\"199.95809\" y1=\"43.24999\" y2=\"53\"><\/line> <\/g> <g id=\"svg_15\" stroke=\"null\"> <line fill=\"none\" id=\"svg_13\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"3\" x1=\"259.85502\" x2=\"318.94669\" y1=\"48\" y2=\"48\"><\/line> <line fill=\"none\" id=\"svg_14\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"3\" x1=\"259.85502\" x2=\"259.85502\" y1=\"43.24999\" y2=\"53\"><\/line> <\/g> <g id=\"svg_18\" stroke=\"null\"> <line fill=\"none\" id=\"svg_16\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"3\" x1=\"318.90833\" x2=\"378\" y1=\"48\" y2=\"48\"><\/line> <line fill=\"none\" id=\"svg_17\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"3\" x1=\"318.90833\" x2=\"318.90833\" y1=\"43.24999\" y2=\"53\"><\/line> <\/g> <\/g> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_20\" stroke=\"#ff0000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-opacity=\"null\" stroke-width=\"3\" x1=\"377.95452\" x2=\"377.95452\" y1=\"43.24999\" y2=\"53\"><\/line> <\/g> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_22\" stroke=\"#ff0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"12.95453\" xml:space=\"preserve\" y=\"34.25\">A<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_23\" stroke=\"#ff0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"371.95452\" xml:space=\"preserve\" y=\"34.25\">B<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_24\" stroke=\"#ff0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"72.95453\" xml:space=\"preserve\" y=\"34.25\">C<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_25\" stroke=\"#ff0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"132.95453\" xml:space=\"preserve\" y=\"34.25\">D<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_26\" stroke=\"#ff0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"188.95453\" xml:space=\"preserve\" y=\"34.25\">E<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_27\" stroke=\"#ff0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"251.95453\" xml:space=\"preserve\" y=\"34.25\">F<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_28\" stroke=\"#ff0000\" stroke-width=\"0\" text-anchor=\"start\" x=\"312.95452\" xml:space=\"preserve\" y=\"34.25\">G<\/text> <\/g> <\/svg><\/span><\/p>Ch\u1ecdn câu \u0111úng<\/strong>.<\/p>","options":["A.<\/strong> AC = $\\dfrac{4}{6}$<\/span> m","B.<\/strong> AE = $\\dfrac{2}{6}$<\/span> m","C.<\/strong> AF = $\\dfrac{3}{6}$<\/span> m","D.<\/strong> AG = $\\dfrac{5}{6}$<\/span> m"],"correct":"4","level":"3","hint":"","answer":"A.<\/strong> AC = $\\dfrac{4}{6}$<\/span> m     sai <\/span>vì AC = $\\dfrac{1}{6}$<\/span> m<\/p>B.<\/strong> AE = $\\dfrac{2}{6}$<\/span> m     sai <\/span>vì AE = $\\dfrac{3}{6}$<\/span> m<\/p>C.<\/strong> AF = $\\dfrac{3}{6}$<\/span> m     sai <\/span>vì AF = $\\dfrac{4}{6}$<\/span> m<\/p>D.<\/strong> AG = $\\dfrac{5}{6}$<\/span> m     \u0111úng<\/span><\/p>Ch\u1ecdn D.<\/strong> AG = $\\dfrac{5}{6}$<\/span> m<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-01-28 03:57:24","option_type":"math","len":0},{"id":"2322","post_id":"6935","mon_id":"1159012","chapter_id":"1159019","question":"Có hai thùng nh\u01b0 nhau, m\u1ed7i thùng \u0111\u1ef1ng 3 lít n\u01b0\u1edbc m\u1eafm. Ng\u01b0\u1eddi ta l\u1ea5y h\u1ebft l\u01b0\u1ee3ng n\u01b0\u1edbc m\u1eafm trong hai thùng \u0111ó chia \u0111\u1ec1u vào 8 chai nh\u01b0 nhau. H\u1ecfi l\u01b0\u1ee3ng n\u01b0\u1edbc m\u1eafm \u1edf m\u1ed7i chai là bao nhiêu lít?<\/p>","options":["A.<\/strong> $\\dfrac{6}{8}$<\/span> lít","B.<\/strong> $\\dfrac{3}{8}$<\/span> lít","C.<\/strong> $\\dfrac{4}{8}$<\/span> lít","D.<\/strong> $\\dfrac{2}{8}$<\/span> lít"],"correct":"1","level":"3","hint":"","answer":"Hai thùng \u0111\u1ef1ng s\u1ed1 lít n\u01b0\u1edbc m\u1eafm là: <\/p>3 x 2 = 6 (lít)<\/p>S\u1ed1 lít n\u01b0\u1edbc m\u1eafm \u1edf m\u1ed7i chai là:<\/p>6 : 8 = $\\dfrac{6}{8}$<\/span> lít<\/p>Ch\u1ecdn A.<\/strong> $\\dfrac{6}{8}$<\/span> lít<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-01-28 04:42:22","option_type":"math","len":0},{"id":"2324","post_id":"6935","mon_id":"1159012","chapter_id":"1159019","question":"Có 5 cái bánh pizza nh\u01b0 nhau. Chia \u0111\u1ec1u 5 cái bánh \u0111ó cho 6 ng\u01b0\u1eddi \u0103n thì m\u1ed7i ng\u01b0\u1eddi \u0103n \u0111\u01b0\u1ee3c bao nhiêu ph\u1ea7n bánh?<\/p>","options":["A.<\/strong> $\\dfrac{1}{6}$<\/span> cái bánh","B.<\/strong> $\\dfrac{5}{6}$<\/span> cái bánh","C.<\/strong> $\\dfrac{5}{7}$<\/span> cái bánh","D.<\/strong> $\\dfrac{6}{5}$<\/span> cái bánh"],"correct":"2","level":"3","hint":"","answer":"Ch\u1ecdn B.<\/strong> $\\dfrac{5}{6}$<\/span> cái bánh<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-01-28 04:45:29","option_type":"math","len":0}]}