Phép chia số thập phân

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

{"common":{"save":0,"post_id":"7679","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1673","post_id":"7679","mon_id":"1159414","chapter_id":"1159449","question":"Ch\u1ecdn \u0111áp án \u0111úng<\/strong>. \u0110i\u1ec1n vào ch\u1ed7 ch\u1ea5m:<\/p>“Mu\u1ed1n chia m\u1ed9t s\u1ed1 th\u1eadp phân v\u1edbi m\u1ed9t s\u1ed1 t\u1ef1 nhiên ta làm nh\u01b0 sau:<\/span><\/p>- Chia … c\u1ee7a s\u1ed1 b\u1ecb chia cho s\u1ed1 chia. <\/span><\/p>- Vi\u1ebft d\u1ea5u ph\u1ea9y vào bên ph\u1ea3i th\u01b0\u01a1ng \u0111ã tìm tr\u01b0\u1edbc khi l\u1ea5y ch\u1eef s\u1ed1 \u0111\u1ea7u tiên \u1edf ph\u1ea7n th\u1eadp phân c\u1ee7a s\u1ed1 b\u1ecb chia \u0111\u1ec3 ti\u1ebfp t\u1ee5c th\u1ef1c hi\u1ec7n phép chia.<\/span><\/p>- Ti\u1ebfp t\u1ee5c chia v\u1edbi t\u1eebng ch\u1eef s\u1ed1 \u1edf ph\u1ea7n th\u1eadp phân c\u1ee7a s\u1ed1 b\u1ecb chia.”<\/span><\/p>","options":["A.<\/strong> ph\u1ea7n th\u1eadp phân","B.<\/strong> ph\u1ea7n nguyên","C.<\/strong> s\u1ed1 nguyên","D.<\/strong> s\u1ed1 th\u1eadp phân"],"correct":"2","level":"1","hint":"","answer":"Ch\u1ecdn B.<\/strong> ph\u1ea7n nguyên<\/span><\/p>Mu\u1ed1n chia m\u1ed9t s\u1ed1 th\u1eadp phân v\u1edbi m\u1ed9t s\u1ed1 t\u1ef1 nhiên ta làm nh\u01b0 sau: - Chia ph\u1ea7n nguyên<\/strong><\/span> c\u1ee7a s\u1ed1 b\u1ecb chia cho s\u1ed1 chia.  - Vi\u1ebft d\u1ea5u ph\u1ea9y vào bên ph\u1ea3i th\u01b0\u01a1ng \u0111ã tìm tr\u01b0\u1edbc khi l\u1ea5y ch\u1eef s\u1ed1 \u0111\u1ea7u tiên \u1edf ph\u1ea7n th\u1eadp phân c\u1ee7a s\u1ed1 b\u1ecb chia \u0111\u1ec3 ti\u1ebfp t\u1ee5c th\u1ef1c hi\u1ec7n phép chia. - Ti\u1ebfp t\u1ee5c chia v\u1edbi t\u1eebng ch\u1eef s\u1ed1 \u1edf ph\u1ea7n th\u1eadp phân c\u1ee7a s\u1ed1 b\u1ecb chia.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-19 02:43:32","option_type":"txt","len":2},{"id":"1674","post_id":"7679","mon_id":"1159414","chapter_id":"1159449","question":"\u0110i\u1ec1n vào ch\u1ed7 ch\u1ea5m: “Khi nhân s\u1ed1 b\u1ecb chia và s\u1ed1 chia v\u1edbi cùng m\u1ed9t s\u1ed1 khác 0 thì th\u01b0\u01a1ng …”<\/span><\/p>","options":["A.<\/strong> gi\u1ea3m 10 l\u1ea7n","B.<\/strong> t\u0103ng 10 l\u1ea7n","C.<\/strong> t\u0103ng g\u1ea5p \u0111ôi","D.<\/strong> không thay \u0111\u1ed5i"],"correct":"4","level":"1","hint":"","answer":"Ch\u1ecdn D.<\/strong> không thay \u0111\u1ed5i<\/span><\/p>Khi nhân s\u1ed1 b\u1ecb chia và s\u1ed1 chia v\u1edbi cùng m\u1ed9t s\u1ed1 khác 0 thì th\u01b0\u01a1ng không thay \u0111\u1ed5i<\/strong><\/span>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-19 02:48:05","option_type":"txt","len":2},{"id":"1676","post_id":"7679","mon_id":"1159414","chapter_id":"1159449","question":"\u0110i\u1ec1n vào ô tr\u1ed1ng:<\/p>12,8  :  4  =  <\/strong><input class=\"_tit_hoi\" disabled=\"disabled\" type=\"text\"\/><\/span><\/p>","options":["A.<\/strong> 32","B.<\/strong> 3,2","C.<\/strong> 3,02","D.<\/strong> 0,32"],"correct":"2","level":"1","hint":"","answer":"Ch\u1ecdn B.<\/strong> 3,2<\/span><\/p><svg height=\"100\" width=\"110\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"102\" id=\"canvas_background\" width=\"112\" 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> <g id=\"svg_9\"> <line fill=\"none\" id=\"svg_1\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"58.40908\" x2=\"58.40908\" y1=\"6.52272\" y2=\"63.52272\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"107.40908\" x2=\"59.40908\" y1=\"33.52272\" y2=\"33.52272\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"5.40908\" xml:space=\"preserve\" y=\"25.52272\">12,8<\/text> <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=\"66.40908\" xml:space=\"preserve\" y=\"25.52272\">4<\/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=\"63.40908\" xml:space=\"preserve\" y=\"57.52272\">3,2<\/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=\"18.40908\" xml:space=\"preserve\" y=\"57.52272\">0 8<\/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=\"38.40908\" xml:space=\"preserve\" y=\"88.52272\">0<\/text> <\/g> <\/g> <\/svg><\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"131","test":"0","date":"2024-09-19 02:56:17","option_type":"txt","len":0}]}