{"common":{"save":0,"post_id":"715","level":1,"total":20,"point":5,"point_extra":0},"segment":[{"id":"201","post_id":"715","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"Cho a = 931284; b = 385064 <br\/> T\u00ednh a - b= ?","select":["A. 546220 ","B. 546210 ","C. 546200 ","D. 545220 "],"hint":"T\u00ednh 931284 - 385064 = ?","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn: <br\/> <\/span>T\u00ednh 931284 - 385064 = ? <br\/><\/span><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/>Ta c\u00f3: $$\\begin{align*}a - b &= 931284 - 385064 \\\\&= 546220 \\end{align*}$$<span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: A<\/span>","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:38"},{"id":"202","post_id":"715","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"Cho a = 83504; b = 52193 <br\/> T\u00ednh a - b = ?","select":["A. 33111 ","B. 31311 ","C. 31131 ","D. 31411 "],"hint":"T\u00ednh 83504 - 52193 = ?","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn: <br\/> <\/span> T\u00ednh 83504 - 52193 = ? <br\/><\/span><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/>Ta c\u00f3: $$\\begin{align*}a - b &= 83504 - 52193 \\\\&= 31311\\end{align*}$$ <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B<\/span>","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:38"},{"id":"203","post_id":"715","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"<center><img src='img\/7.jpg' \/><\/center> <br\/> T\u00ednh 44750 : (112 + 13)","select":["A. 358 ","B. 359 ","C. 357 ","D. 360 "],"hint":"T\u00ednh trong ngo\u1eb7c tr\u01b0\u1edbc","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn: <\/span> <br\/> T\u00ednh trong ngo\u1eb7c tr\u01b0\u1edbc r\u1ed3i chia sau<br\/> <br\/><\/span><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> $$\\begin{align*}44750 : (112 + 13) &= 44750 : 125 \\\\&= 358\\end{align*}$$ <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: A<\/span>","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:38"}]}