{"common":{"save":0,"post_id":"7660","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1517","post_id":"7660","mon_id":"1159414","chapter_id":"1159448","question":"<p>\u0110i\u1ec1n s\u1ed1 thích h\u1ee3p vào ch\u1ed7 ch\u1ea5m:<\/p><p>38 m² 25 dm² = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> dm²<\/p><p>12 m² 38 cm² = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> cm²<\/p>","options":"","correct":["[\"3825\",\"120038\"]"],"level":"2","hint":"<p>1 m² = 100 dm²<\/p><p>1 m² = 10 000 cm²<\/p>","answer":"<p>38 m² 25 dm² = 3800 dm² + 25 dm² = <span style=\"color:#16a085;\"><strong>3825<\/strong><\/span> dm²<\/p><p>12 m² 38 cm² = 120 000 cm² + 38 cm² = <span style=\"color:#16a085;\"><strong>120 038<\/strong><\/span> cm²<\/p><p>V\u1eady các s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t là <span style=\"color:#16a085;\"><strong>3825 ; 120 038<\/strong><\/span>.<\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2024-09-16 01:50:10"},{"id":"1520","post_id":"7660","mon_id":"1159414","chapter_id":"1159448","question":"<p>\u0110i\u1ec1n \u0111\u01a1n v\u1ecb thích h\u1ee3p vào ch\u1ed7 ch\u1ea5m: 10 cm² 6 mm² = 1006 …<\/p>","options":["<strong>A.<\/strong> m²","<strong>B.<\/strong> mm²","<strong>C.<\/strong> cm²","<strong>D.<\/strong> dm²"],"correct":"2","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>B.<\/strong> mm²<\/span><\/p><p>10 cm² 6 mm² = 1000 mm² + 6 mm² = 1006 mm²<\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"0","date":"2024-09-16 01:56:33","option_type":"txt","len":0},{"id":"1522","post_id":"7660","mon_id":"1159414","chapter_id":"1159448","question":"<p>\u0110i\u1ec1n vào ch\u1ed7 ch\u1ea5m: 7 m² 18 dm² = … m²<\/p>","options":["<strong>A.<\/strong> 7,018","<strong>B.<\/strong> 71,8","<strong>C.<\/strong> 7,18","<strong>D.<\/strong> 0,718"],"correct":"3","level":"2","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>C.<\/strong> 7,18<\/span><\/p><p>7 m² 18 dm² = 7 m² + <span class=\"math-tex\">$\\dfrac{18}{100}$<\/span> m² = <span class=\"math-tex\">$\\dfrac{718}{100}$<\/span> m² = <span style=\"color:#16a085;\"><strong>7,18<\/strong><\/span> m²<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-16 01:59:07","option_type":"txt","len":0}]}
