{"common":{"save":0,"post_id":"4283","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1414","post_id":"4283","mon_id":"11445","chapter_id":"11570","question":"<p>Ch\u1ecdn t\u1eeb \u0111úng \u0111i\u1ec1n vào ch\u1ed7 tr\u1ed1ng:<\/p>","options":[["l\u1edbn h\u01a1n","nh\u1ecf h\u01a1n"],["S\u1ed1 tr\u00f2n ch\u1ee5c li\u1ec1n sau 480 _b\u1eb1ng_\u00a0s\u1ed1 tr\u00f2n ch\u1ee5c li\u1ec1n tr\u01b0\u1edbc 500."]],"correct":["b\u1eb1ng"],"level":"3","hint":"","answer":"<p>S\u1ed1 tròn ch\u1ee5c li\u1ec1n sau 480 là 490.<\/p><p>S\u1ed1 tròn ch\u1ee5c li\u1ec1n tr\u01b0\u1edbc 500 là 490.<\/p><p>Nên: "S\u1ed1 tròn ch\u1ee5c li\u1ec1n sau 480 <strong>b\u1eb1ng<\/strong> s\u1ed1 tròn ch\u1ee5c li\u1ec1n tr\u01b0\u1edbc 500".<\/p><p>V\u1eady t\u1eeb c\u1ea7n \u0111i\u1ec1n là <span style=\"color:#16a085;\"><strong>b\u1eb1ng.<\/strong><\/span><\/p>","type":"drop_blank","extra_type":"drop_sentence","time":"0","user_id":"128","test":"3","date":"2021-07-24 04:54:25","word":["b\u1eb1ng","l\u1edbn h\u01a1n","nh\u1ecf h\u01a1n"],"cont":["S\u1ed1 tr\u00f2n ch\u1ee5c li\u1ec1n sau 480 <span class=\"fill_dr_blank no_word\"><span class=\"empty\">?<\/span><\/span>\u00a0s\u1ed1 tr\u00f2n ch\u1ee5c li\u1ec1n tr\u01b0\u1edbc 500."],"unique":0},{"id":"1415","post_id":"4283","mon_id":"11445","chapter_id":"11570","question":"<p>Ch\u1ecdn t\u1eeb \u0111úng \u0111i\u1ec1n vào ch\u1ed7 tr\u1ed1ng:<\/p>","options":[["b\u1eb1ng","b\u00e9 h\u01a1n"],["S\u1ed1 tr\u00f2n tr\u0103m li\u1ec1n tr\u01b0\u1edbc s\u1ed1 1000 _l\u1edbn h\u01a1n_ s\u1ed1 800."]],"correct":["l\u1edbn h\u01a1n"],"level":"3","hint":"","answer":"<p>Só tròn tr\u0103m li\u1ec1n tr\u01b0\u1edbc s\u1ed1 1000 là 900 và 900 > 800<\/p><p>Nên "S\u1ed1 tròn tr\u0103m li\u1ec1n tr\u01b0\u1edbc s\u1ed1 1000 <strong>l\u1edbn h\u01a1n <\/strong>s\u1ed1<strong> <\/strong>800."<\/p><p>\u0110áp án \u0111úng là: <span style=\"color:#16a085;\"><strong>l\u1edbn h\u01a1n<\/strong><\/span><\/p>","type":"drop_blank","extra_type":"drop_sentence","time":"0","user_id":"128","test":"3","date":"2021-07-24 06:22:00","word":["b\u00e9 h\u01a1n","l\u1edbn h\u01a1n","b\u1eb1ng"],"cont":["S\u1ed1 tr\u00f2n tr\u0103m li\u1ec1n tr\u01b0\u1edbc s\u1ed1 1000 <span class=\"fill_dr_blank no_word\"><span class=\"empty\">?<\/span><\/span> s\u1ed1 800."],"unique":0},{"id":"1416","post_id":"4283","mon_id":"11445","chapter_id":"11570","question":"<p>S\u1ed1 700 nh\u1ecf h\u01a1n s\u1ed1 tròn ch\u1ee5c li\u1ec1n sau c\u1ee7a 700. \u0110úng hay sai?<\/p><div class=\"lt123_imgs\"><img class=\"img_dd small\" src=\"\/data\/library\/hoa-qua\/c6-b9.png\" \/><\/div>","options":["\u0110úng","Sai"],"correct":"1","level":"3","hint":"<p>S\u1ed1 tròn ch\u1ee5c li\u1ec1n sau 700 là 710.<\/p>","answer":"<p>S\u1ed1 tròn ch\u1ee5c li\u1ec1n sau 700 là 710.<\/p><p>So sánh <strong>700 < 710<\/strong><\/p><p>V\u1eady ta ch\u1ecdn \u0111áp án: <strong><span style=\"color:#1abc9c;\">\u0110úng<\/span><\/strong><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"128","test":"3","date":"2021-07-24 06:24:33","option_type":"txt","len":1}]}