{"common":{"save":0,"post_id":"7644","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1402","post_id":"7644","mon_id":"1159414","chapter_id":"1159426","question":"<p>Làm tròn s\u1ed1 109,283 \u0111\u1ebfn hàng ph\u1ea7n m\u01b0\u1eddi ta \u0111\u01b0\u1ee3c<\/p>","options":["<strong>A.<\/strong> 109,3","<strong>B.<\/strong> 109,2","<strong>C.<\/strong> 109,28","<strong>D.<\/strong> 109,29"],"correct":"1","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>A.<\/strong> 109,3.<\/span><\/p><p>Ta có ch\u1eef s\u1ed1 hàng ph\u1ea7n tr\u0103m là 8 > 5 nên ta làm tròn lên \u0111\u01b0\u1ee3c 109,3.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-15 08:19:01","option_type":"txt","len":0},{"id":"1403","post_id":"7644","mon_id":"1159414","chapter_id":"1159426","question":"<p>Làm tròn s\u1ed1 70,996 \u0111\u1ebfn s\u1ed1 t\u1ef1 nhiên g\u1ea7n nh\u1ea5t ta \u0111\u01b0\u1ee3c:<\/p>","options":["<strong>A.<\/strong> 70","<strong>B.<\/strong> 71","<strong>C.<\/strong> 70,9","<strong>D.<\/strong> 71,9"],"correct":"2","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>B.<\/strong> 71.<\/span><\/p><p>Do ch\u1eef s\u1ed1 \u1edf hàng ph\u1ea7n m\u01b0\u1eddi là 9 > 5 nên làm tròn lên ta \u0111\u01b0\u1ee3c 71.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-15 08:21:00","option_type":"txt","len":0},{"id":"1405","post_id":"7644","mon_id":"1159414","chapter_id":"1159426","question":"<p>Làm tròn s\u1ed1 1,112 \u0111\u1ebfn hàng ph\u1ea7n m\u01b0\u1eddi ta \u0111\u01b0\u1ee3c:<\/p>","options":["<strong>A.<\/strong> 1,110","<strong>B.<\/strong> 1","<strong>C.<\/strong> 1,2","<strong>D.<\/strong> 1,1"],"correct":"4","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> 1,1.<\/span><\/p><p>Do ch\u1eef s\u1ed1 \u1edf hàng ph\u1ea7n tr\u0103m là 1 < 5 nên làm tròn xu\u1ed1ng ta \u0111\u01b0\u1ee3c 1,1.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-15 08:22:53","option_type":"txt","len":0}]}
