{"common":{"save":0,"post_id":"6814","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1564","post_id":"6814","mon_id":"1159012","chapter_id":"1159023","question":"<p>Tính b\u1eb1ng cách thu\u1eadn ti\u1ec7n.<\/p><p>85 963 + 9124 – 5963<\/p>","options":["<strong>A.<\/strong> 98 124","<strong>B.<\/strong> 89 124","<strong>C.<\/strong> 88 124","<strong>D.<\/strong> 89 224"],"correct":"2","level":"2","hint":"","answer":"<p>85 963 + 9124 – 5963<\/p><p>= 85 963 – 5963 + 9124<\/p><p>= 80 000 + 9124<\/p><p>= 89 124<\/p><p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>B.<\/strong> 89 124<\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"131","test":"0","date":"2023-11-23 02:26:02","option_type":"txt","len":0},{"id":"1565","post_id":"6814","mon_id":"1159012","chapter_id":"1159023","question":"<p>Tính 500 000 + (98 000 – 8000)<\/p>","options":["<strong>A.<\/strong> 600 000","<strong>B.<\/strong> 580 000","<strong>C.<\/strong> 598 000","<strong>D.<\/strong> 590 000"],"correct":"4","level":"2","hint":"","answer":"<p>500 000 + (98 000 – 8000)<\/p><p>= 500 000 + 90 000<\/p><p>= 590 000<\/p><p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> 590 000<\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"0","date":"2023-11-23 02:28:14","option_type":"txt","len":0},{"id":"1568","post_id":"6814","mon_id":"1159012","chapter_id":"1159023","question":"<p>Tính b\u1eb1ng cách thu\u1eadn ti\u1ec7n.<\/p><p>17 893 + 2 130 – 5 893<\/p>","options":["<strong>A.<\/strong> 15 130","<strong>B.<\/strong> 14 230","<strong>C.<\/strong> 14 130","<strong>D.<\/strong> 14 120"],"correct":"3","level":"2","hint":"","answer":"<p>17 893 + 2 130 – 5 893<\/p><p>= 17 893 – 5 893 + 2 130<\/p><p>= 12 000 + 2 130<\/p><p>= 14 130<\/p><p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>C.<\/strong> 14 130<\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"0","date":"2023-11-23 02:30:51","option_type":"txt","len":0}]}