{"common":{"save":0,"post_id":"4292","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1561","post_id":"4292","mon_id":"11445","chapter_id":"11570","question":"<p>S\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 231 g\u1ed3m 2 tr\u0103m, <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> ch\u1ee5c. <\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/chu_cai_chu_so\/hoa.png\" \/> <\/div>","options":"","correct":["[\"3\"]"],"level":"2","hint":"","answer":"<p>S\u1ed1 li\u1ec1n tr\u01b0\u1edbc 231 là 230<\/p><p>230 g\u1ed3m 2 tr\u0103m, <span style=\"color:#1abc9c;\">3<\/span> ch\u1ee5c, 0 \u0111\u01a1n v\u1ecb<\/p><p>V\u1eady \u0111i\u1ec1n s\u1ed1 <span style=\"color:#1abc9c;\">3<\/span> vào ô tr\u1ed1ng<\/p>","type":"blank","extra_type":"","time":"0","user_id":"128","test":"1","date":"2021-07-25 12:46:49"},{"id":"1563","post_id":"4292","mon_id":"11445","chapter_id":"11570","question":"<p>Ch\u1eef s\u1ed1 hàng ch\u1ee5c c\u1ee7a s\u1ed1 557 có giá tr\u1ecb là bao nhiêu?<\/p>","options":["5","50","15","500"],"correct":"2","level":"2","hint":"","answer":"<p>Ch\u1eef s\u1ed1 hàng ch\u1ee5c c\u1ee7a s\u1ed1 557 có giá tr\u1ecb là 5 ch\u1ee5c hay (50)<\/p><p>V\u1eady \u0111áp án \u0111úng là <span style=\"color:#1abc9c;\">50<\/span><\/p>","type":"choose","extra_type":"star","time":"0","user_id":"128","test":"1","date":"2021-07-25 12:48:56","option_type":"txt","len":0},{"id":"1564","post_id":"4292","mon_id":"11445","chapter_id":"11570","question":"<p>N\u1ed1i phép so sánh \u1edf c\u1ed9t trái v\u1edbi \u0111áp án \u0111úng ho\u1eb7c sai \u1edf c\u1ed9t ph\u1ea3i cho thích h\u1ee3p:<\/p>","options":[["332 < 223","188 > 108"],["\u0110úng","Sai"],["Sai","\u0110úng"]],"correct":[1,0],"level":"2","hint":"","answer":"<p>332 và 223 có ch\u1eef s\u1ed1 hàng tr\u0103m là: 3 > 2<\/p><p>Nên 332 > 223 (\u0111\u1ec1 bài cho <span style=\"color:#1abc9c;\">sai<\/span>)<\/p><p>188 và 108 có cùng ch\u1eef s\u1ed1 hàng tr\u0103m, ch\u1eef s\u1ed1 hàng ch\u1ee5c 8 > 0<\/p><p>Nên 188 > 108 (<span style=\"color:#1abc9c;\">\u0111úng<\/span>)<\/p>","type":"matching","extra_type":"mat_txt","time":"0","user_id":"128","test":"1","date":"2021-07-25 12:54:11"}]}
