Chú ý: Để đảm bảo quyền lợi và bảo vệ tài khoản của mình
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{"common":{"save":0,"post_id":"5982","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1627","post_id":"5982","mon_id":"1158530","chapter_id":"1158705","question":"<p>K\u1ebft qu\u1ea3 c\u1ee7a phép tính 12 456 x 2 là<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/rau\/C\u1ee6 C\u1ea2I - CAROT.png\" \/><\/div>","options":["<strong>A.<\/strong> 24 921","<strong>B.<\/strong> 24 912","<strong>C.<\/strong> 24 129","<strong>D.<\/strong> 24 219"],"correct":"2","level":"1","hint":"","answer":"<p>\u0110\u1eb7t tính<\/p><p><span class=\"svgedit\"><svg height=\"120\" width=\"120\"> <g><title><\/title><rect fill=\"#fff\" height=\"122\" id=\"canvas_background\" width=\"122\" 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\" xml:space=\"preserve\" y=\"24.25\">12 456<\/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=\"5\" xml:space=\"preserve\" y=\"47.25\">x<\/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=\"86\" xml:space=\"preserve\" y=\"62.25\">2<\/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=\"27\" xml:space=\"preserve\" y=\"97.25\">24 912<\/text> <line fill=\"none\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"17\" x2=\"103\" y1=\"69.25\" y2=\"69.25\"><\/line> <\/g> <\/svg><\/span><\/p><p>\u0110áp án \u0111úng là <span style=\"color:#16a085;\"> <strong>B.<\/strong> 24 912<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-06-17 14:00:34","option_type":"txt","len":0},{"id":"1629","post_id":"5982","mon_id":"1158530","chapter_id":"1158705","question":"<p>K\u1ebft qu\u1ea3 c\u1ee7a phép tính 30 256 x 3 là <\/p><p><img class=\"img_dd small\" src=\"\/data\/library\/rau\/Su-hao-ca-rot.png\" \/><\/p>","options":["<strong>A.<\/strong> 90 768","<strong>B. <\/strong>90 786","<strong>C.<\/strong> 90 687","<strong>D.<\/strong> 90 867"],"correct":"1","level":"1","hint":"","answer":"<p>\u0110\u1eb7t tính<\/p><p><span class=\"svgedit\"><svg height=\"120\" width=\"120\"> <g><title><\/title><rect fill=\"#fff\" height=\"122\" id=\"canvas_background\" width=\"122\" 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><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\" xml:space=\"preserve\" y=\"21.25\">30 256<\/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=\"4\" xml:space=\"preserve\" y=\"45.25\">x<\/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=\"86\" xml:space=\"preserve\" y=\"61.25\">3<\/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=\"27\" xml:space=\"preserve\" y=\"97.25\">90 768<\/text> <line fill=\"none\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"16\" x2=\"111\" y1=\"71.25\" y2=\"71.25\"><\/line> <\/g> <\/svg><\/span><\/p><p>\u0110áp án \u0111úng là <span style=\"color:#16a085;\"> <strong>A.<\/strong> 90 768<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-06-17 14:03:55","option_type":"txt","len":0},{"id":"1630","post_id":"5982","mon_id":"1158530","chapter_id":"1158705","question":"<p>N\u1ed1i phép tính v\u1edbi k\u1ebft qu\u1ea3 \u0111úng<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/rau\/bap-cai-2.png\" \/><\/div>","options":[["32 000 x 3","21 000 x 4 ","36 000 x 2"],["72 000","96 000","84 000"],["96 000","84 000","72 000"]],"correct":[2,0,1],"level":"1","hint":"","answer":"<p>Nh\u1ea9m: 32 nghìn x 3 = 96 nghìn nên 32 000 x 3 = 96 000<\/p><p> 21 nghìn x 4 = 84 nghìn nên 21 000 x 4 = 84 000<\/p><p> 36 nghìn x 2 = 72 nghìn nên 36 000 x 2 = 72 000<\/p><p>\u0110áp án \u0111úng là <\/p><p><span style=\"color:#16a085;\">32 000 x 3 = 96 000<\/span><\/p><p><span style=\"color:#16a085;\">21 000 x 4 = 84 000<\/span><\/p><p><span style=\"color:#16a085;\">36 000 x 2 = 72 000<\/span><\/p>","type":"matching","extra_type":"mat_txt","time":"0","user_id":"131","test":"1","date":"2022-06-17 14:06:40"}]}