{"common":{"save":0,"post_id":"766","level":2,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1011","post_id":"766","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["-133"]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='img\/2.jpg' \/><\/center>(-178) + 45 = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Mu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean kh\u00e1c d\u1ea5u kh\u00f4ng \u0111\u1ed1i nhau, ta t\u00ecm hi\u1ec7u hai gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a ch\u00fang (s\u1ed1 l\u1edbn tr\u1eeb s\u1ed1 nh\u1ecf) r\u1ed3i \u0111\u1eb7t tr\u01b0\u1edbc k\u1ebft qu\u1ea3 t\u00ecm \u0111\u01b0\u1ee3c d\u1ea5u c\u1ee7a s\u1ed1 c\u00f3 gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i l\u1edbn h\u01a1n.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/>$\\begin{align*}(-178) + 45&= - (178 - 45)\\\\&= -133\\end{align*}$<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -133<\/span><\/span> <br\/> "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:48"},{"id":"1012","post_id":"766","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["-162"]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='img\/4.jpg' \/><\/center>(-218) + 56 = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Mu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean kh\u00e1c d\u1ea5u kh\u00f4ng \u0111\u1ed1i nhau, ta t\u00ecm hi\u1ec7u hai gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a ch\u00fang (s\u1ed1 l\u1edbn tr\u1eeb s\u1ed1 nh\u1ecf) r\u1ed3i \u0111\u1eb7t tr\u01b0\u1edbc k\u1ebft qu\u1ea3 t\u00ecm \u0111\u01b0\u1ee3c d\u1ea5u c\u1ee7a s\u1ed1 c\u00f3 gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i l\u1edbn h\u01a1n.<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/>$\\begin{align*}(-218) + 56&= - (218 - 56)\\\\&= -162\\end{align*}$<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -162<\/span><\/span> <br\/> "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:48"},{"id":"1013","post_id":"766","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":9,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":" (-425) + 72 <span class='basic_hoi_black'>?<\/span> 392 + (-765) ","select":[">","<","="],"hint":"","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a t\u1eebng v\u1ebf r\u1ed3i so s\u00e1nh c\u00e1c k\u1ebft qu\u1ea3 \u0111\u00f3 v\u1edbi nhau.<br\/>(<i><b>L\u01b0u \u00fd:<\/b> Mu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean kh\u00e1c d\u1ea5u kh\u00f4ng \u0111\u1ed1i nhau, ta t\u00ecm hi\u1ec7u hai gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a ch\u00fang ( s\u1ed1 l\u1edbn tr\u1eeb s\u1ed1 nh\u1ecf) r\u1ed3i \u0111\u1eb7t tr\u01b0\u1edbc k\u1ebft qu\u1ea3 t\u00ecm \u0111\u01b0\u1ee3c d\u1ea5u c\u1ee7a s\u1ed1 c\u00f3 gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i l\u1edbn h\u01a1n<\/i>)<br\/><\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3:<br\/> $\\underbrace{(-425) + 72}_{-353}$ <span class='basic_hoi_black'>?<\/span> $\\underbrace{392 + (-765)}_{-373}$ <br\/>M\u00e0 -353 > -373<br\/> N\u00ean <b> (-425) + 72 > 392 + (-765) <\/b><br\/> V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'> ><\/span><\/span> <br\/>","column":3}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:48"}]}