{"common":{"save":0,"post_id":"6844","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1749","post_id":"6844","mon_id":"1159012","chapter_id":"1159026","question":"<p>N\u1ed1i \u0111\u1ec3 \u0111\u01b0\u1ee3c ph&eacute;p \u0111\u1ed5i \u0111\u01a1n v\u1ecb \u0111&uacute;ng.<\/p>","options":[["2 t\u1ea1 90 kg = ","2 y\u1ebfn 90 kg =","2 t\u1ea5n 90 kg ="],["110 kg","290kg","2090 kg"],["290kg","110 kg","2090 kg"]],"correct":[1,0,2],"level":"2","hint":"","answer":"<p><span style=\"color:#16a085;\"><strong>2 t\u1ea1 90 kg =<\/strong><\/span> 200 kg + 90 kg = <span style=\"color:#16a085;\"><strong>290 kg<\/strong><\/span><\/p><p><span style=\"color:#16a085;\"><strong>2 y\u1ebfn 90 kg =<\/strong><\/span> 20 kg + 90 kg = <span style=\"color:#16a085;\"><strong>110 kg<\/strong><\/span><\/p><p><span style=\"color:#16a085;\"><strong>2 t\u1ea5n 90 kg =<\/strong><\/span> 2000 kg + 90 kg = <strong><span style=\"color:#16a085;\">2090 kg<\/span><\/strong><\/p>","type":"matching","extra_type":"mat_txt","time":"0","user_id":"131","test":"0","date":"2023-11-30 01:29:19"},{"id":"1775","post_id":"6844","mon_id":"1159012","chapter_id":"1159026","question":"<p>T&iacute;nh<\/p><p>5637 kg + 1363 kg =&nbsp;&lt;input class=\"_tit_hoi\" disabled=\"disabled\" type=\"text\"\/&gt;&nbsp;t\u1ea5n<\/p>","options":["<strong>A.<\/strong> 8 t\u1ea5n","<strong>B.<\/strong> 7 t\u1ea5n","<strong>C.<\/strong> 6 t\u1ea5n","<strong>D.<\/strong> 9 t\u1ea5n"],"correct":"2","level":"2","hint":"","answer":"<p>5637 kg + 1363 kg<\/p><p>= 7000 kg<\/p><p>= 7 t\u1ea5n&nbsp;<\/p><p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>B.<\/strong>&nbsp;7 t\u1ea5n<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2023-11-30 02:16:26","option_type":"txt","len":0},{"id":"1777","post_id":"6844","mon_id":"1159012","chapter_id":"1159026","question":"<p>T&iacute;nh<\/p><p>8900 t\u1ea1&nbsp;&ndash; 3700 t\u1ea1 + 5320 t\u1ea1 =&nbsp;&lt;input class=\"_tit_hoi\" disabled=\"disabled\" type=\"text\"\/&gt;&nbsp;t\u1ea1<\/p>","options":["<strong>A.<\/strong> 10 520 t\u1ea1","<strong>B.<\/strong> 10 620 t\u1ea1","<strong>C.<\/strong> 10 550 t\u1ea1","<strong>D.<\/strong> 11 520 t\u1ea1"],"correct":"1","level":"2","hint":"","answer":"<p>8900 t\u1ea1&nbsp;&ndash; 3700 t\u1ea1 + 5320 t\u1ea1<\/p><p>=&nbsp;5200 t\u1ea1&nbsp;+ 5320 t\u1ea1<\/p><p>= 10 520 t\u1ea1<\/p><p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>A.<\/strong>&nbsp;10 520 t\u1ea1<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2023-11-30 02:18:48","option_type":"txt","len":1}]}