Phép chia số thập phân

Home Lớp 5 Toán lớp 5 - Sách Kết nối tri thức Bài 22. Phép chia số thập phânBài tập nâng cao

{"common":{"save":0,"post_id":"7681","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1712","post_id":"7681","mon_id":"1159414","chapter_id":"1159449","question":"\u0110i\u1ec1n vào ch\u1ed7 ch\u1ea5m:<\/p>(26,5 – 0,85) : 1,8 + 2,6 x 1,32  =  …<\/strong><\/span><\/p>","options":["A.<\/strong> 17,882","B.<\/strong> 17,862","C.<\/strong> 17,628","D.<\/strong> 17,682"],"correct":"4","level":"3","hint":"","answer":"Ch\u1ecdn D.<\/strong> 17,682<\/span><\/p>  (26,5 – 0,85) : 1,8 + 2,6 x 1,32<\/span><\/p>=   25,65         : 1,8 + 3,432<\/p>=                   14,25 + 3,432<\/p>=                      17,682<\/p><svg height=\"150\" width=\"150\"> <g> <title><\/title> <rect fill=\"#d4ffaa\" height=\"152\" id=\"canvas_background\" width=\"152\" 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=\"5.31818\" xml:space=\"preserve\" y=\"26.52272\">256,5<\/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=\"90.31817\" xml:space=\"preserve\" y=\"25.52272\">18<\/text> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"81.31817\" x2=\"81.31817\" y1=\"4.52272\" y2=\"73.52272\"><\/line> <line fill=\"none\" id=\"svg_4\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"149.31817\" x2=\"80.31817\" y1=\"33\" y2=\"33\"><\/line> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"83.31817\" xml:space=\"preserve\" y=\"59.52272\">14,25<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"18.31817\" xml:space=\"preserve\" y=\"58.52272\">76<\/text> <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=\"30.31817\" xml:space=\"preserve\" y=\"86.52272\">4 5<\/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=\"49.31817\" xml:space=\"preserve\" y=\"115.52272\">90<\/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=\"61.31817\" xml:space=\"preserve\" y=\"143.52272\">0<\/text> <\/g> <\/svg><\/span>    <\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"0","date":"2024-09-20 02:23:07","option_type":"txt","len":0},{"id":"1715","post_id":"7681","mon_id":"1159414","chapter_id":"1159449","question":"16 c\u0103n phòng nh\u01b0 nhau có di\u1ec7n tích là 1379,2 m². H\u1ecfi 5 c\u0103n phòng nh\u01b0 th\u1ebf có di\u1ec7n tích là bao nhiêu mét vuông?<\/p>","options":["A.<\/strong> 421 m²","B.<\/strong> 421,4 m²","C.<\/strong> 431 m²","D.<\/strong> 431,4 m²"],"correct":"3","level":"3","hint":"","answer":"Ch\u1ecdn C.<\/strong> 431 m²<\/span><\/p>M\u1ed9t c\u0103n phòng nh\u01b0 th\u1ebf có di\u1ec7n tích là: 1379,2 : 16 = 86,2 (m²)<\/p>5 c\u0103n phòng nh\u01b0 th\u1ebf có di\u1ec7n tích là: 86,2 x 5 = 431 (m²)<\/p><svg height=\"130\" width=\"160\"> <g><title><\/title><rect fill=\"#fce2c9\" height=\"132\" id=\"canvas_background\" width=\"162\" 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=\"3.31817\" xml:space=\"preserve\" y=\"23.52272\">1379,2<\/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=\"107.31817\" xml:space=\"preserve\" y=\"23.52272\">16<\/text> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"99.31817\" x2=\"99.31817\" y1=\"2.52272\" y2=\"64.52272\"><\/line> <line fill=\"none\" id=\"svg_4\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"157.31817\" x2=\"99.31817\" y1=\"29.52272\" y2=\"29.52272\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"105.31817\" xml:space=\"preserve\" y=\"54.52272\">86,2<\/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=\"29.31817\" xml:space=\"preserve\" y=\"58.52272\">99<\/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=\"42.31817\" xml:space=\"preserve\" y=\"88.52272\">3 2<\/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=\"62.31817\" xml:space=\"preserve\" y=\"120.52272\">0<\/text> <\/g> <\/svg><\/span>      <svg height=\"130\" width=\"100\"> <g><title><\/title><rect fill=\"#d9fcb5\" height=\"132\" id=\"canvas_background\" width=\"102\" 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=\"27.31817\" xml:space=\"preserve\" y=\"28.52272\">86,2<\/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=\"59.31817\" xml:space=\"preserve\" y=\"69.52272\">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=\"12.31817\" xml:space=\"preserve\" y=\"51.52272\">x<\/text> <line fill=\"none\" id=\"svg_4\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"17.31817\" x2=\"77.31817\" y1=\"79\" y2=\"79\"><\/line> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"12.31817\" xml:space=\"preserve\" y=\"109.52272\">431,0<\/text> <\/g> <\/svg><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-20 02:29:47","option_type":"txt","len":2},{"id":"1719","post_id":"7681","mon_id":"1159414","chapter_id":"1159449","question":"M\u1ed9t c\u1eeda hàng có s\u1ed1 ki-lô-gam cam g\u1ea5p 8 l\u1ea7n s\u1ed1 ki-lô-gam quýt, bi\u1ebft c\u1eeda hàng nh\u1eadp v\u1ec1 578 kg cam. T\u1ed5ng s\u1ed1 ki-lô-gam cam và quýt là:<\/p>","options":["A.<\/strong> 650,25 kg","B.<\/strong> 625,25 kg","C.<\/strong> 650,5 kg","D.<\/strong> 650,5 kg"],"correct":"1","level":"3","hint":"","answer":"Ch\u1ecdn A.<\/strong> 650,25 kg<\/span><\/p>S\u1ed1 ki-lô-gam quýt là: 578 : 8 = 72,25 (kg)<\/p>T\u1ed5ng s\u1ed1 ki-lô-gam cam và quýt là: 72,25 + 578 = 650,25 (kg)<\/p><svg height=\"150\" width=\"280\"> <g> <title><\/title> <rect fill=\"#cae2f9\" height=\"152\" id=\"canvas_background\" width=\"282\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> <title><\/title> <g id=\"svg_18\"> <rect fill=\"#ffffaa\" height=\"156.99999\" id=\"svg_17\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"108\" x=\"172.31817\" y=\"-4.47728\"><\/rect> <text fill=\"#0000ff\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"200.31817\" xml:space=\"preserve\" y=\"26.52272\">578,00<\/text> <text fill=\"#0000ff\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"213.31817\" xml:space=\"preserve\" y=\"60.52272\">72,25<\/text> <text fill=\"#0000ff\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_14\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"183.31817\" xml:space=\"preserve\" y=\"44.52272\">+<\/text> <line fill=\"none\" id=\"svg_15\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"191.31817\" x2=\"273.31817\" y1=\"72.52272\" y2=\"72.52272\"><\/line> <text fill=\"#0000ff\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_16\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"200.31817\" xml:space=\"preserve\" y=\"97.52272\">650,25<\/text> <\/g> <g id=\"svg_19\"> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"6.31817\" xml:space=\"preserve\" y=\"22.52272\">578<\/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=\"89.31817\" xml:space=\"preserve\" y=\"22.52272\">8<\/text> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"79.31817\" x2=\"79.31817\" y1=\"2.52272\" y2=\"65.52272\"><\/line> <line fill=\"none\" id=\"svg_4\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"152.31817\" x2=\"78.31817\" y1=\"29.52272\" y2=\"29.52272\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"84.31817\" xml:space=\"preserve\" y=\"53.52272\">72,25<\/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=\"20.31817\" xml:space=\"preserve\" y=\"52.52272\">18<\/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=\"32.31817\" xml:space=\"preserve\" y=\"81.52272\">20<\/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=\"46.31817\" xml:space=\"preserve\" y=\"110.52272\">40<\/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=\"59.31817\" xml:space=\"preserve\" y=\"139.52272\">0<\/text> <\/g> <\/g> <\/svg><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-20 02:35:48","option_type":"txt","len":1}]}