{"common":{"save":0,"post_id":"763","level":2,"total":20,"point":5,"point_extra":0},"segment":[{"id":"961","post_id":"763","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":[[["-42"," -42","-42 "," -42 ","- 42"," - 42","-42 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='img\/2.jpg' \/><\/center>(-12) + (-14) + (-16) = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Bi\u1ec3u th\u1ee9c ch\u1ee9a ph\u00e9p t\u00ednh c\u1ed9ng n\u00ean ta th\u1ef1c hi\u1ec7n t\u00ednh l\u1ea7n l\u01b0\u1ee3t t\u1eeb tr\u00e1i qua ph\u1ea3i<br\/><b>L\u01b0u \u00fd:<\/b> Mu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m, ta c\u1ed9ng hai gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a ch\u00fang r\u1ed3i \u0111\u1eb7t d\u1ea5u ( - ) tr\u01b0\u1edbc k\u1ebft qu\u1ea3<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/>$\\begin{align*}&(-12) + (-14) + (-16) \\\\&= [- (12 + 14)] + (-16) \\\\&= (-26) + (-16)\\\\&= -(26 + 16)\\\\&= -42\\end{align*}$<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -42<\/span><\/span> <br\/> "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:47"},{"id":"962","post_id":"763","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":[[["-148"," -148","-148 "," -148 ","- 148"," - 148","-148 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='img\/4.jpg' \/><\/center>(-35) + (-42) + (-71) = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Bi\u1ec3u th\u1ee9c ch\u1ee9a ph\u00e9p t\u00ednh c\u1ed9ng n\u00ean ta th\u1ef1c hi\u1ec7n t\u00ednh l\u1ea7n l\u01b0\u1ee3t t\u1eeb tr\u00e1i qua ph\u1ea3i<br\/><b>L\u01b0u \u00fd:<\/b> Mu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m, ta c\u1ed9ng hai gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a ch\u00fang r\u1ed3i \u0111\u1eb7t d\u1ea5u ( - ) tr\u01b0\u1edbc k\u1ebft qu\u1ea3<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/>$\\begin{align*}&(-35) + (-42) + (-71) \\\\&= [- (35 + 42)] + (-71) \\\\&= (-77) + (-71)\\\\&= -(77 + 71)\\\\&= -148\\end{align*}$<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -148<\/span><\/span> <br\/> "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:47"},{"id":"963","post_id":"763","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":[[["-189"," -189","-189 "," -189 ","- 189"," - 189","-189 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='img\/8.jpg' \/><\/center>(-61) + (-38) + (-90) = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Bi\u1ec3u th\u1ee9c ch\u1ee9a ph\u00e9p t\u00ednh c\u1ed9ng n\u00ean ta th\u1ef1c hi\u1ec7n t\u00ednh l\u1ea7n l\u01b0\u1ee3t t\u1eeb tr\u00e1i qua ph\u1ea3i<br\/><b>L\u01b0u \u00fd:<\/b> Mu\u1ed1n c\u1ed9ng hai s\u1ed1 nguy\u00ean \u00e2m, ta c\u1ed9ng hai gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a ch\u00fang r\u1ed3i \u0111\u1eb7t d\u1ea5u ( - ) tr\u01b0\u1edbc k\u1ebft qu\u1ea3<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3: <br\/>$\\begin{align*}&(-61) + (-38) + (-90) \\\\&= [- (61 + 38)] + (-90) \\\\&= (-99) + (-90)\\\\&= -(99 + 90)\\\\&= -189\\end{align*}$<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -189<\/span><\/span> <br\/> "}]}]},"correct":"","level":"2","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:47"}]}