Nhân, chia số đo thời gian với một số

Home Lớp 5 Toán lớp 5 - Sách Kết nối tri thức Bài 58. Nhân, chia số đo thời gian với một sốBài tập cơ bản

{"common":{"save":0,"post_id":"8828","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4749","post_id":"8828","mon_id":"1159414","chapter_id":"1159498","question":"Tính 1 gi\u1edd 15 phút x 3 =<\/strong><\/span> ?<\/p>","options":["A.<\/strong> 3 gi\u1edd 40 phút.","B.<\/strong> 2 gi\u1edd 45 phút.","C.<\/strong> 3 gi\u1edd 45 phút.","D.<\/strong> 3 gi\u1edd 42 phút."],"correct":"3","level":"1","hint":"","answer":"Ch\u1ecdn C.<\/strong> 3 gi\u1edd 45 phút.<\/span><\/p><svg height=\"120\" width=\"160\"> <g> <title><\/title> <rect fill=\"#aaffd4\" height=\"122\" 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> <line fill=\"none\" id=\"svg_1\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"2\" x2=\"153\" y1=\"80\" y2=\"79.58333\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"30\" xml:space=\"preserve\" y=\"28.58333\">1 gi\u1edd 15 phút<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"137\" xml:space=\"preserve\" y=\"70.58333\">3<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"8\" xml:space=\"preserve\" y=\"51.58333\">x<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"30\" xml:space=\"preserve\" y=\"104\">3 gi\u1edd 45 phút<\/text> <\/g> <\/svg><\/span><\/p>V\u1eady 1 gi\u1edd 15 phút x 3 = 3 gi\u1edd 45 phút.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-04-09 08:44:07","option_type":"txt","len":2},{"id":"4750","post_id":"8828","mon_id":"1159414","chapter_id":"1159498","question":"12 phút 5 giây x 6 = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> phút <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> giây.<\/p>","options":"","correct":["[\"72\",\"30\"]"],"level":"1","hint":"","answer":"<svg height=\"110\" width=\"160\"> <g><title><\/title><rect fill=\"#ffffaa\" height=\"112\" id=\"canvas_background\" width=\"162\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_1\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"30.83333\" xml:space=\"preserve\" y=\"22.58333\">12 phút 5 giây<\/text> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"135.83333\" xml:space=\"preserve\" y=\"57.58333\">6<\/text> <line fill=\"none\" id=\"svg_4\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"19.83333\" x2=\"151.83333\" y1=\"65.58333\" y2=\"65.58333\"><\/line> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"21.83333\" xml:space=\"preserve\" y=\"93\">72 phút 30 giây<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"15.83333\" xml:space=\"preserve\" y=\"43.58333\">x<\/text> <\/g> <\/svg><\/span><\/p>V\u1eady 12 phút 5 giây x 6 = 72<\/strong><\/span> phút 30<\/strong><\/span> giây.<\/p>Các s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t là 72<\/strong><\/span> và 30<\/strong><\/span>.<\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2025-04-09 08:45:41"},{"id":"4751","post_id":"8828","mon_id":"1159414","chapter_id":"1159498","question":"Tính 50 phút 35 giây : 5<\/strong><\/span> = ?<\/p>","options":["A.<\/strong> 10 phút 7 giây.","B.<\/strong> 7 phút 10 giây.","C.<\/strong> 10 phút 5 giây.","D.<\/strong> 7 phút 15 giây."],"correct":"1","level":"1","hint":"","answer":"Ch\u1ecdn A.<\/strong> 10 phút 7 giây.<\/span><\/p><svg height=\"150\" width=\"270\"> <g><title><\/title><rect fill=\"#fcd1f5\" height=\"152\" id=\"canvas_background\" width=\"272\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_1\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><g id=\"svg_15\"> <g id=\"svg_4\" stroke=\"null\"> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"138.01868\" x2=\"137.83333\" y1=\"3.58333\" y2=\"93.58333\"><\/line> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"137.83333\" x2=\"266.83332\" y1=\"35.58333\" y2=\"35.58333\"><\/line> <\/g> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"6.83333\" xml:space=\"preserve\" y=\"24.58333\">50 phút 35 giây<\/text> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"175.83333\" xml:space=\"preserve\" y=\"23.58333\">5<\/text> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"140.83333\" xml:space=\"preserve\" y=\"61.58333\">10 phút 7 giây<\/text> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_9\" stroke=\"#000\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"6.83333\" xml:space=\"preserve\" y=\"55\">50 phút<\/text> <line fill=\"none\" id=\"svg_10\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"4.83333\" x2=\"133.83333\" y1=\"65\" y2=\"64.58333\"><\/line> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_11\" stroke=\"#000\" stroke-width=\"0\" style=\"cursor: move;\" text-anchor=\"start\" x=\"16.83333\" xml:space=\"preserve\" y=\"85.58333\">0 phút 35 giây<\/text> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_12\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"72.83333\" xml:space=\"preserve\" y=\"111.58333\">35 giây<\/text> <line fill=\"none\" id=\"svg_13\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"11.83333\" x2=\"135.83333\" y1=\"120.58333\" y2=\"120.58333\"><\/line> <text fill=\"#000000\" font-family=\"’Times New Roman’, Times, serif\" font-size=\"20\" id=\"svg_14\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"81.83333\" xml:space=\"preserve\" y=\"140.58333\">0<\/text> <\/g> <\/g> <\/svg><\/span><\/p>V\u1eady 50 phút 35 giây : 5 = 10 phút 7 giây.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-04-09 08:48:19","option_type":"txt","len":2}]}