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Home Toán lớp 3 (Sách Kết nối)Toán lớp 3 - Tập 1 Bài 40: Luyện tập chungBài tập trung bình

{"common":{"save":0,"post_id":"6294","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"3256","post_id":"6294","mon_id":"1158530","chapter_id":"1158618","question":"Cây cau nhà Lan lúc m\u1edbi tr\u1ed3ng cao 2 m. Hi\u1ec7n nay, cây cau \u0111ã cao 8 m. H\u1ecfi hi\u1ec7n nay cây cau cao g\u1ea5p m\u1ea5y l\u1ea7n lúc m\u1edbi tr\u1ed3ng?<\/p><div class=\"lt123_imgs\"><img class=\"img_dd tiny\" src=\"\/data\/library\/lop1\/bird1.png\" \/><\/div>","options":["A. <\/strong>3 l\u1ea7n","B.<\/strong> 4 l\u1ea7n","C.<\/strong> 5 l\u1ea7n","D.<\/strong> 2 l\u1ea7n"],"correct":"2","level":"2","hint":"","answer":"Hi\u1ec7n nay cây cau cao g\u1ea5p lúc m\u1edbi tr\u1ed3ng s\u1ed1 l\u1ea7n là<\/p>8 m : 2 m = 4 l\u1ea7n<\/p>\u0110áp s\u1ed1:   4 l\u1ea7n<\/p>\u0110áp án \u0111úng là   B.<\/strong> 4 l\u1ea7n<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-10-09 04:02:21","option_type":"txt","len":0},{"id":"3258","post_id":"6294","mon_id":"1158530","chapter_id":"1158618","question":"Con gà n\u1eb7ng 5 kg. Con chó n\u1eb7ng g\u1ea5p 3 l\u1ea7n con gà. H\u1ecfi c\u1ea3 hai con n\u1eb7ng bao nhiêu ki-lô-gam?<\/p><div class=\"lt123_imgs\"><img class=\"img_dd tiny\" src=\"\/data\/library\/lop1\/bird2.png\" \/><\/div>","options":["A.<\/strong> 20 kg","B.<\/strong> 15 kg","C. <\/strong>25 kg","D.<\/strong> 16 kg"],"correct":"1","level":"2","hint":"","answer":"Con chó n\u1eb7ng s\u1ed1 ki-lô-gam là        5 kg x 3 = 15 (kg)<\/p>C\u1ea3 hai con n\u1eb7ng s\u1ed1 ki-lô-gam là    15 kg + 5 kg = 20 (kg)<\/p>\u0110áp s\u1ed1:  20 kg<\/p>\u0110áp án \u0111úng là   A.<\/strong> 20 kg<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-10-09 04:09:15","option_type":"txt","len":0},{"id":"3260","post_id":"6294","mon_id":"1158530","chapter_id":"1158618","question":"Con l\u1ee3n n\u1eb7ng 65 kg. Con l\u1ee3n n\u1eb7ng g\u1ea5p 5 l\u1ea7n con chó. H\u1ecfi c\u1ea3 hai con n\u1eb7ng bao nhiêu ki-lô-gam?<\/p><div class=\"lt123_imgs\"><img class=\"img_dd tiny\" src=\"\/data\/library\/lop1\/birthday-cake.png\" \/><\/div>","options":["A.<\/strong> 66 kg","B.<\/strong> 68 kg","C. <\/strong>75 kg","D.<\/strong> 78 kg"],"correct":"4","level":"2","hint":"","answer":"Con chó n\u1eb7ng s\u1ed1 ki-lô-gam là         65 : 5 = 13 kg<\/p>C\u1ea3 hai con n\u1eb7ng s\u1ed1 ki-lô-gam là     65 + 13 = 78 kg<\/p>\u0110áp s\u1ed1:   78 kg<\/p>\u0110áp án \u0111úng là   D.<\/strong> 78 kg<\/span><\/p><svg height=\"160\" width=\"180\"> <g><title><\/title><rect fill=\"#fff\" height=\"162\" id=\"canvas_background\" width=\"182\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_15\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"4\" xml:space=\"preserve\" y=\"25.25\">65<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"49\" xml:space=\"preserve\" y=\"25.25\">5<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"49\" xml:space=\"preserve\" y=\"58.25\">13<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"4\" xml:space=\"preserve\" y=\"55.25\">5<\/text> <line fill=\"none\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"40\" x2=\"40\" y1=\"0.25\" y2=\"156\"><\/line> <line fill=\"none\" id=\"svg_6\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"39\" x2=\"80\" y1=\"33.25\" y2=\"33\"><\/line> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"3\" xml:space=\"preserve\" y=\"86.25\">15<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"3\" xml:space=\"preserve\" y=\"116.25\">15<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"17\" xml:space=\"preserve\" y=\"149.25\">0<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"133\" xml:space=\"preserve\" y=\"22.25\">65<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_11\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"112\" xml:space=\"preserve\" y=\"36.25\">+<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"133\" xml:space=\"preserve\" y=\"56.25\">13<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"134\" xml:space=\"preserve\" y=\"90.25\">78<\/text> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_14\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"122\" x2=\"163\" y1=\"65.25\" y2=\"65.25\"><\/line> <line fill=\"none\" id=\"svg_16\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"-1\" x2=\"35\" y1=\"60.25\" y2=\"60\"><\/line> <line fill=\"none\" id=\"svg_17\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"-1\" x2=\"35\" y1=\"125.25\" y2=\"125\"><\/line> <\/g> <\/svg><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-10-09 04:30:30","option_type":"txt","len":0}]}