Luyện tập chung Phép nhân, phép chia trong phạm vi 100

Home Lớp 3 Toán lớp 3 - Sách Kết nối tri thức Bài 40: Luyện tập chungBài tập nâng cao

{"common":{"save":0,"post_id":"6295","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"3250","post_id":"6295","mon_id":"1158530","chapter_id":"1158618","question":"N\u1ed1i bi\u1ec3u th\u1ee9c v\u1edbi giá tr\u1ecb c\u1ee7a nó.<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/lop1\/vit buoc di.png\" \/><\/div>","options":[["260 + 56 – 76","260 – 56 + 76","260 – 56 – 76","260 + 56 + 76"],["280","240","392","128"],["240","280","128","392"]],"correct":[1,0,3,2],"level":"3","hint":"","answer":"<svg height=\"110\" width=\"320\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"112\" id=\"canvas_background\" width=\"322\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_3\" 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=\"24.5\" xml:space=\"preserve\" y=\"27.65\">260<\/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=\"36.5\" xml:space=\"preserve\" y=\"59.65\">56<\/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=\"22.5\" xml:space=\"preserve\" y=\"91.65\">316<\/text> <line fill=\"none\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"9.5\" x2=\"65.5\" y1=\"64.65\" y2=\"65\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"7.5\" xml:space=\"preserve\" y=\"46.65\">+<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"264.5\" xml:space=\"preserve\" y=\"26.65\">316<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"277.5\" xml:space=\"preserve\" y=\"58.65\">76<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"247.5\" xml:space=\"preserve\" y=\"45.65\">+<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"263.5\" xml:space=\"preserve\" y=\"88.65\">392<\/text> <line fill=\"none\" id=\"svg_11\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"245.5\" x2=\"313.5\" y1=\"64.65\" y2=\"65\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"140.5\" xml:space=\"preserve\" y=\"27.65\">316<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_14\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"153.5\" xml:space=\"preserve\" y=\"59.65\">76<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_16\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"140.5\" xml:space=\"preserve\" y=\"91.65\">240<\/text> <line fill=\"none\" id=\"svg_17\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"121.5\" x2=\"189.5\" y1=\"65.65\" y2=\"66\"><\/line> <line fill=\"none\" id=\"svg_19\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"126.5\" x2=\"139.5\" y1=\"36.65\" y2=\"36.65\"><\/line> <\/g> <\/svg><\/span> <svg height=\"110\" width=\"320\"> <g><title><\/title><rect fill=\"#fff\" height=\"112\" id=\"canvas_background\" width=\"322\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_16\" 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=\"19.5\" xml:space=\"preserve\" y=\"23.65\">260<\/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=\"32.5\" xml:space=\"preserve\" y=\"54.65\">56<\/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=\"18.5\" xml:space=\"preserve\" y=\"89.65\">204<\/text> <line fill=\"none\" id=\"svg_4\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"3.5\" x2=\"16.5\" y1=\"34.65\" y2=\"34.65\"><\/line> <line fill=\"none\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"8.5\" x2=\"59.5\" y1=\"64.65\" y2=\"65\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"138.5\" xml:space=\"preserve\" y=\"24.65\">204<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"150.5\" xml:space=\"preserve\" y=\"55.65\">76<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"137.5\" xml:space=\"preserve\" y=\"90.65\">280<\/text> <line fill=\"none\" id=\"svg_10\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"127.5\" x2=\"178.5\" y1=\"65.65\" y2=\"66\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_11\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"258.5\" xml:space=\"preserve\" y=\"24.65\">204<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"270.5\" xml:space=\"preserve\" y=\"55.65\">76<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"257.5\" xml:space=\"preserve\" y=\"90.65\">128<\/text> <line fill=\"none\" id=\"svg_14\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"242.5\" x2=\"255.5\" y1=\"34.65\" y2=\"34.65\"><\/line> <line fill=\"none\" id=\"svg_15\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"247.5\" x2=\"298.5\" y1=\"65.65\" y2=\"66\"><\/line> <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=\"123.5\" xml:space=\"preserve\" y=\"44.65\">+<\/text> <\/g> <\/svg><\/span><\/p>260 + 56 – 76<\/p>= 316 – 76<\/p>= 240<\/p>260 – 56 + 76<\/p>= 204 + 76<\/p>= 280<\/p>260 – 56 – 76<\/p>= 204 – 76<\/p>= 128<\/p>260 + 56 + 76<\/p>= 316 + 76<\/p>= 392<\/p>\u0110áp án là <\/p>260 + 56 – 76 = 240<\/span><\/p>260 – 56 + 76 = 280<\/span><\/p>260 – 56 – 76 = 128<\/span><\/p>260 + 56 + 76 = 392<\/span><\/p>","type":"matching","extra_type":"mat_txt","time":"0","user_id":"131","test":"1","date":"2022-10-09 02:23:57"},{"id":"3253","post_id":"6295","mon_id":"1158530","chapter_id":"1158618","question":"M\u1ed9t con bê cân n\u1eb7ng 100 kg, con bò cân n\u1eb7ng g\u1ea5p 3 l\u1ea7n con bê. H\u1ecfi con bò n\u1eb7ng h\u01a1n con bê bao nhiêu ki - lô - gam?<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/lop1\/pic1.jpg\" \/><\/div>","options":["A. <\/strong>300 kg","B. <\/strong>200 kg","C. <\/strong>100 kg","D. <\/strong>400 kg"],"correct":"2","level":"3","hint":"","answer":"Cân n\u1eb7ng c\u1ee7a con bò là:<\/p>100 x 3 = 300 (kg)<\/p>Con bò n\u1eb7ng h\u01a1n con bê s\u1ed1 ki - lô - gam là:<\/p>300 – 100 = 200 (kg)<\/p>\u0110áp s\u1ed1: 200 kg<\/p>\u0110áp án là B. <\/strong>200 kg<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-10-09 03:49:41","option_type":"txt","len":0},{"id":"3254","post_id":"6295","mon_id":"1158530","chapter_id":"1158618","question":"\u0110i\u1ec1n các s\u1ed1 thích h\u1ee3p vào ô tr\u1ed1ng:<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/lop1\/82830f2b4eedb2b3ebfc.jpg\" \/><\/div>2 x (5 x 9) = (<input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> x 5) x 9 = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/><\/p>","options":"","correct":["[\"2\",\"90\"]"],"level":"3","hint":"","answer":"Ta có: 2 x (5 x 9) = 2 x 45 = 90<\/strong><\/span><\/p>(2<\/strong><\/span> x 5) x 9 = 10 x 9 = 90<\/strong><\/span><\/p>Do \u0111ó<\/p>2 x (5 x 9) = (2<\/strong><\/span> x 5) x 9 = 90<\/strong><\/span><\/p>Các s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t là  2 <\/strong>; 90<\/strong><\/span> .<\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"1","date":"2022-10-09 03:55:15"}]}