{"common":{"save":0,"post_id":"6199","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"3041","post_id":"6199","mon_id":"1158530","chapter_id":"1158612","question":"<p>Có hai s\u1ee3i dây, s\u1ee3i dây th\u1ee9 nh\u1ea5t dài 2m3dm, s\u1ee3i dây th\u1ee9 hai dài h\u01a1n s\u1ee3i dây th\u1ee9 nh\u1ea5t 8dm. H\u1ecfi s\u1ee3i dây th\u1ee9 hai dài bao nhiêu dm?<\/p>","options":["23 dm","27dm","31dm"],"correct":"3","level":"3","hint":"","answer":"<p>\u0110\u1ed5i: 2m3dm = 23dm<\/p><p>S\u1ee3i day th\u1ee9 hai dài s\u1ed1 dm là:<\/p><p>23 + 8 = 31 (dm)<\/p><p>\u0110áp s\u1ed1: <span style=\"color:#1abc9c;\">31dm<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"129","test":"1","date":"2022-09-17 17:26:59","option_type":"txt","len":0},{"id":"3042","post_id":"6199","mon_id":"1158530","chapter_id":"1158612","question":"<p>An c\u01b0a m\u1ed9t khúc g\u1ed7 dài thành các khúc g\u1ed7 ng\u1eafn h\u01a1n, m\u1ed7i khúc g\u1ed7 c\u01b0a ra dài 6dm và An \u0111ã c\u01b0a 4 l\u1ea7n thì h\u1ebft khúc g\u1ed7. H\u1ecfi khúc g\u1ed7 ch\u01b0a c\u01b0a lúc \u0111\u1ea7u c\u1ee7a An dài bao nhiêu mét?<\/p>","options":["3m","30m","3dm","30dm"],"correct":"1","level":"3","hint":"","answer":"<p>An c\u01b0a \u0111\u01b0\u1ee3c s\u1ed1 khúc g\u1ed7 là:<\/p><p>4 + 1 = 5 (khúc)<\/p><p>Khúc g\u1ed7 ch\u01b0a c\u01b0a lúc \u0111\u1ea7u c\u1ee7a An dài:<\/p><p>6 x 5 = 30 (dm)<\/p><p>\u0110\u1ed5i: 30dm = 3m<\/p><p>\u0110áp án: <span style=\"color:#1abc9c;\">3m<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"129","test":"1","date":"2022-09-17 17:57:06","option_type":"txt","len":0},{"id":"3043","post_id":"6199","mon_id":"1158530","chapter_id":"1158612","question":"<p>Minh c\u01b0a m\u1ed9t khúc g\u1ed7 dài 24m thành các khúc g\u1ed7 ng\u1eafn h\u01a1n và Minh \u0111ã c\u01b0a 5 l\u1ea7n thì h\u1ebft khúc g\u1ed7. H\u1ecfi m\u1ed7i khúc g\u1ed7 ng\u1eafn sau khi c\u01b0a dài bao nhiêu \u0111\u1ec1-xi-mét?<\/p>","options":["4m","4dm","40m","40dm"],"correct":"4","level":"3","hint":"","answer":"<p>Minh c\u01b0a \u0111\u01b0\u1ee3c s\u1ed1 khúc g\u1ed7 ng\u1eafn là:<\/p><p>5 + 1 = 6 (khúc)<\/p><p>M\u1ed7i khúc g\u1ed7 ng\u1eafn sau khi c\u01b0a dài:<\/p><p>24 : 6 = 4(m)<\/p><p>\u0110\u1ed5i: 4m = 40dm<\/p><p>\u0110áp s\u1ed1:<span style=\"color:#1abc9c;\"> 40dm<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"129","test":"1","date":"2022-09-17 18:01:03","option_type":"txt","len":0}]}
