Ôn tập biểu thức số - Bài tập nâng cao

Home Lớp 3 Toán lớp 3 - Sách Kết nối tri thức Bài 42: Ôn tập biểu thức sốBài tập nâng cao

{"common":{"save":0,"post_id":"6227","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"3310","post_id":"6227","mon_id":"1158530","chapter_id":"1158624","question":"Tính giá tr\u1ecb c\u1ee7a bi\u1ec3u th\u1ee9c 564 – 329 + 169.<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/xe-co\/car-travel.png\" \/><\/div>","options":["A.<\/strong> 404","B.<\/strong> 440","C.<\/strong> 405","D.<\/strong> 304"],"correct":"1","level":"3","hint":"","answer":"564 – 329 + 169<\/p>= 235 + 169<\/p>= 404<\/p>\u0110áp án là A.<\/strong> 404<\/span><\/p><svg height=\"110\" width=\"200\"> <g><title><\/title><rect fill=\"#fff\" height=\"112\" id=\"canvas_background\" width=\"202\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" 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=\"28\" xml:space=\"preserve\" y=\"28.65\">564<\/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=\"27\" xml:space=\"preserve\" y=\"64.65\">329<\/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=\"27\" xml:space=\"preserve\" y=\"99.65\">235<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"137\" xml:space=\"preserve\" y=\"28.65\">235<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"137\" xml:space=\"preserve\" y=\"63.65\">169<\/text> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"136\" xml:space=\"preserve\" y=\"99.65\">404<\/text> <line fill=\"none\" id=\"svg_7\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"8\" x2=\"24\" y1=\"39.65\" y2=\"39.65\"><\/line> <line fill=\"none\" id=\"svg_8\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"13\" x2=\"75\" y1=\"72.65\" y2=\"72.65\"><\/line> <line fill=\"none\" id=\"svg_9\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"122\" x2=\"184\" y1=\"72.65\" y2=\"72.65\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"120\" xml:space=\"preserve\" y=\"46.65\">+<\/text> <\/g> <\/svg><\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"131","test":"0","date":"2022-10-13 07:02:37","option_type":"txt","len":0},{"id":"3313","post_id":"6227","mon_id":"1158530","chapter_id":"1158624","question":"M\u1ed7i bao g\u1ea1o cân n\u1eb7ng 35 kg, m\u1ed7i bao ngô cân n\u1eb7ng 40 kg. H\u1ecfi 4 bao g\u1ea1o và 1 bao ngô cân n\u1eb7ng bao nhiêu ki-lô-gam?<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/xe-co\/doantau.png\" \/><\/div>","options":["A.<\/strong> 108 kg","B.<\/strong> 18 kg","C.<\/strong> 170 kg","D.<\/strong> 180 kg"],"correct":"4","level":"3","hint":"","answer":"4 bao g\u1ea1o và 1 bao ngô cân n\u1eb7ng s\u1ed1 ki-lô-gam là:<\/p>35 x 4 + 40 = 180 (kg)<\/p>         \u0110áp s\u1ed1: 180 kg<\/p>\u0110áp án là D.<\/strong> 180 kg<\/span><\/p><svg height=\"110\" width=\"200\"> <g><title><\/title><rect fill=\"#fff\" height=\"112\" id=\"canvas_background\" width=\"202\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_11\" 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=\"22\" xml:space=\"preserve\" y=\"28.65\">35<\/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=\"35\" xml:space=\"preserve\" y=\"62.65\">4<\/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=\"9\" xml:space=\"preserve\" y=\"96.65\">140<\/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=\"134\" xml:space=\"preserve\" y=\"30.65\">140<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"148\" xml:space=\"preserve\" y=\"62.65\">40<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"9\" xml:space=\"preserve\" y=\"49.65\">x<\/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=\"121\" xml:space=\"preserve\" y=\"51.65\">+<\/text> <line fill=\"none\" id=\"svg_8\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"12\" x2=\"55\" y1=\"71.65\" y2=\"71.65\"><\/line> <line fill=\"none\" id=\"svg_9\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"135\" x2=\"178\" y1=\"72.65\" y2=\"72.65\"><\/line> <text fill=\"#ff0000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"135\" xml:space=\"preserve\" y=\"96.65\">180<\/text> <\/g> <\/svg><\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"131","test":"0","date":"2022-10-13 07:09:11","option_type":"txt","len":0},{"id":"3315","post_id":"6227","mon_id":"1158530","chapter_id":"1158624","question":"Bi\u1ec3u th\u1ee9c nào có giá tr\u1ecb l\u1edbn h\u01a1n 100?<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/xe-co\/may-bay.png\" \/><\/div>","options":["A.<\/strong> 50 + 100 : 2","B.<\/strong> 30 + 40 x 2","C.<\/strong> 400 : 2 – 80","D.<\/strong> 40 x 3 – 30"],"correct":"[\"2\",\"3\"]","level":"3","hint":"","answer":"A.<\/strong> 50 + 100 : 2 = 50 + 50 = 100 = 100<\/span><\/strong><\/p>B.<\/strong> 30 + 40 x 2 = 30 + 80 = 110 > 100<\/span><\/strong><\/p>C.<\/strong> 400 : 2 – 80 = 200 – 80 = 120 > 100<\/span><\/strong><\/p>D.<\/strong> 40 x 3 – 30 = 120 – 30 = 90 < 100<\/span><\/strong><\/p>Các \u0111áp án \u0111úng là <\/p>B.<\/strong> 30 + 40 x 2<\/span><\/p>C.<\/strong> 400 : 2 – 80<\/span><\/p>","type":"checkbox","extra_type":"classic-checkbox","time":"0","user_id":"131","test":"0","date":"2022-10-13 07:13:56","option_type":"txt","len":2}]}