{"common":{"save":0,"post_id":"8452","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4666","post_id":"8452","mon_id":"1159414","chapter_id":"1159498","question":"<p>Tính <span style=\"color:#8e44ad;\"><strong>15 gi\u1edd 50 phút + 4 gi\u1edd 7 phút<\/strong><\/span>.<\/p>","options":["<strong>A.<\/strong> 19 gi\u1edd 50 phút","<strong>B.<\/strong> 19 gi\u1edd 57 phút","<strong>C.<\/strong> 18 gi\u1edd 57 phút","<strong>D.<\/strong> 20 gi\u1edd 55 phút"],"correct":"2","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>B.<\/strong> 19 gi\u1edd 57 phút.<\/span><\/p><p><span class=\"svgedit\"><svg height=\"120\" width=\"160\"> <g><title><\/title><rect fill=\"#aad4ff\" height=\"122\" 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=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"22\" xml:space=\"preserve\" y=\"25\">15 gi\u1edd 50 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=\"33\" xml:space=\"preserve\" y=\"60\">4 gi\u1edd 7 phút<\/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=\"22\" xml:space=\"preserve\" y=\"105\">19 gi\u1edd 57 phút<\/text> <line fill=\"none\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"3.83333\" x2=\"151.83333\" y1=\"73.58333\" y2=\"74\"><\/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=\"4.83333\" xml:space=\"preserve\" y=\"47.58333\">+<\/text> <\/g> <\/svg><\/span><\/p><p>15 gi\u1edd 50 phút + 4 gi\u1edd 7 phút = 19 gi\u1edd 57 phút.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-16 10:25:29","option_type":"txt","len":2},{"id":"4667","post_id":"8452","mon_id":"1159414","chapter_id":"1159498","question":"<p>Tính.<\/p><p><span style=\"color:#8e44ad;\"><strong>5 gi\u1edd 38 phút + 17 gi\u1edd 15 phút<\/strong><\/span> = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> gi\u1edd <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> phút.<\/p>","options":"","correct":["[\"22\",\"53\"]"],"level":"1","hint":"","answer":"<p><span class=\"svgedit\"><svg height=\"130\" width=\"180\"> <g> <title><\/title> <rect fill=\"#aaffaa\" height=\"132\" id=\"canvas_background\" width=\"182\" 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> <line fill=\"none\" id=\"svg_1\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"4.49999\" x2=\"175.49999\" y1=\"85.02083\" y2=\"85\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"29.49999\" xml:space=\"preserve\" y=\"27.02083\">5 gi\u1edd 38 phút<\/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=\"15.49999\" xml:space=\"preserve\" y=\"73.02083\">17 gi\u1edd 15 phút<\/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=\"0.49999\" xml:space=\"preserve\" y=\"45.02083\">+<\/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=\"15\" xml:space=\"preserve\" y=\"116.02083\">22 gi\u1edd 53 phút<\/text> <\/g> <\/svg><\/span><\/p><p>5 gi\u1edd 38 phút + 17 gi\u1edd 15 phút = 22 gi\u1edd 53 phút.<\/p><p>Các s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t là <span style=\"color:#16a085;\"><strong>22 <\/strong><\/span>và <span style=\"color:#16a085;\"><strong>53<\/strong><\/span>.<\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2025-02-16 10:29:45"},{"id":"4668","post_id":"8452","mon_id":"1159414","chapter_id":"1159498","question":"<p>Tính <span style=\"color:#d35400;\"><strong>60 phút 56 giây – 35 phút 18 giây<\/strong><\/span>.<\/p>","options":["<strong>A.<\/strong> 35 phút 38 giây","<strong>B.<\/strong> 25 phút 48 giây","<strong>C.<\/strong> 35 phút 28 giây","<strong>D.<\/strong> 25 phút 38 giây"],"correct":"4","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> 25 phút 38 giây.<\/span><\/p><p><span class=\"svgedit\"><svg height=\"120\" width=\"160\"> <g><title><\/title><rect fill=\"#bffcfc\" height=\"122\" 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=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"19\" xml:space=\"preserve\" y=\"29\">60 phút 56 giây<\/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=\"19\" xml:space=\"preserve\" y=\"62\">35 phút 18 giây<\/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=\"19\" xml:space=\"preserve\" y=\"105\">25 phút 38 giây<\/text> <line fill=\"none\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"8.83333\" x2=\"156.83333\" y1=\"79.58333\" y2=\"79.58333\"><\/line> <line fill=\"none\" id=\"svg_6\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"3.83333\" x2=\"14\" y1=\"37.58333\" y2=\"37.58333\"><\/line> <\/g> <\/svg><\/span><\/p><p>60 phút 56 giây – 35 phút 18 giây = 25 phút 38 giây.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-16 10:32:49","option_type":"txt","len":2}]}