{"segment":[{"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":[[["-400"," -400","-400 "," -400 ","- 400"," - 400","-400 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/2.jpg' \/><\/center>(-150) + (-250) = _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 \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\/>(-150) + (-250) = - (150 + 250) = -400<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -400<\/span><\/span> <br\/> "}]}],"id_ques":941},{"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":[[["-733"," -733","-733 "," -733 ","- 733"," - 733","-733 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/4.jpg' \/><\/center>(-316) + (-417) = _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 \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\/>(-316) + (-417) = - (316 + 417) = -733<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -733<\/span><\/span> <br\/> "}]}],"id_ques":942},{"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":[[["-659"," -659","-659 "," -659 ","- 659"," - 659","-659 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/6.jpg' \/><\/center>(-351) + (-308) = _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 \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\/>(-351) + (-308) = - (351 + 308) = -659<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -659<\/span><\/span> <br\/> "}]}],"id_ques":943},{"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":" (-3) + (-5) <span class='basic_hoi_black'>?<\/span> (-3)","select":["A. >","B. < ","C. = "],"hint":" T\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a v\u1ebf tr\u00e1i r\u1ed3i so s\u00e1nh","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a v\u1ebf tr\u00e1i r\u1ed3i so s\u00e1nh<br\/><i><b> L\u01b0u \u00fd: <\/i><\/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\/>$ \\underbrace{(-3) + (-5)}_{-8}$ <span class='basic_hoi_black'>?<\/span> (-3)<br\/>M\u00e0 -8 < -3<br\/>N\u00ean (-3) + (-5) < -3<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. <<\/span><\/span> <br\/> ","column":3}]}],"id_ques":944},{"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":" (-8) + (-13) <span class='basic_hoi_black'>?<\/span> (-20)","select":["A. >","B. < ","C. = "],"hint":" T\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a v\u1ebf tr\u00e1i r\u1ed3i so s\u00e1nh","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a v\u1ebf tr\u00e1i r\u1ed3i so s\u00e1nh<br\/><i><b> L\u01b0u \u00fd: <\/i><\/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\/>$ \\underbrace{(-8) + (-13)}_{-21}$ <span class='basic_hoi_black'>?<\/span> (-20)<br\/>M\u00e0 -21 < -20<br\/>N\u00ean (-8) + (-13) < -20<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. <<\/span><\/span> <br\/> ","column":3}]}],"id_ques":945},{"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":" (-46) + (-12) <span class='basic_hoi_black'>?<\/span> (-50)","select":["A. >","B. < ","C. = "],"hint":" T\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a v\u1ebf tr\u00e1i r\u1ed3i so s\u00e1nh","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a v\u1ebf tr\u00e1i r\u1ed3i so s\u00e1nh<br\/><i><b> L\u01b0u \u00fd: <\/i><\/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\/>$ \\underbrace{(-46) + (-12)}_{-58}$ <span class='basic_hoi_black'>?<\/span> (-50)<br\/>M\u00e0 -58 < -50<br\/>N\u00ean (-46) + (-12) < -50<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. <<\/span><\/span> <br\/> ","column":3}]}],"id_ques":946},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/5.jpg'\/><\/center> T\u00ecm x, bi\u1ebft:<br\/> x - (-34) = (-2) ","select":["A. x = -32","B. x = -33 ","C. x = -35","D. x = -36"],"hint":" x \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb, (-34) \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 tr\u1eeb,(-2) \u1edf v\u1ecb tr\u00ed l\u00e0 hi\u1ec7u. Mu\u1ed1n t\u00ecm s\u1ed1 b\u1ecb tr\u1eeb ta l\u1ea5y hi\u1ec7u c\u1ed9ng v\u1edbi s\u1ed1 tr\u1eeb.","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>x \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb<br\/>(-34) \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 tr\u1eeb<br\/>(-2) \u1edf v\u1ecb tr\u00ed l\u00e0 hi\u1ec7u<br\/> <b>S\u1ed1 b\u1ecb tr\u1eeb = Hi\u1ec7u + S\u1ed1 tr\u1eeb<\/b><\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>$\\begin{align*}x - (-34) &= (-2)\\\\x&= (-2) + (-34) \\\\x&= -36\\end{align*}$<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>D. x = -36<\/span><\/span> <br\/> ","column":2}]}],"id_ques":947},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/4.jpg'\/><\/center> T\u00ecm x, bi\u1ebft:<br\/> x - |-247| = 193 ","select":["A. x = 54","B. x = 440 ","C. x = -440","D. x = -54"],"hint":" x \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb, |-247| \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 tr\u1eeb,193 \u1edf v\u1ecb tr\u00ed l\u00e0 hi\u1ec7u. Mu\u1ed1n t\u00ecm s\u1ed1 b\u1ecb tr\u1eeb ta l\u1ea5y hi\u1ec7u c\u1ed9ng v\u1edbi s\u1ed1 tr\u1eeb.","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>x \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb<br\/>|-247| \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 tr\u1eeb<br\/>193 \u1edf v\u1ecb tr\u00ed l\u00e0 hi\u1ec7u<br\/> <b>S\u1ed1 b\u1ecb tr\u1eeb = Hi\u1ec7u + S\u1ed1 tr\u1eeb<\/b><\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>$\\begin{align*}x - |-247| &= 193\\\\x &= 193 + |-247| \\\\x&= 193 + 247\\\\x&= 440\\end{align*}$<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. x = 440<\/span><\/span> <br\/> ","column":2}]}],"id_ques":948},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/9.jpg'\/><\/center> T\u00ecm x, bi\u1ebft:<br\/> x - (-115) = (-210) ","select":["A. x = -305","B. x = -315 ","C. x = -325","D. x = -335"],"hint":" x \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb, (-115) \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 tr\u1eeb,(-210) \u1edf v\u1ecb tr\u00ed l\u00e0 hi\u1ec7u. Mu\u1ed1n t\u00ecm s\u1ed1 b\u1ecb tr\u1eeb ta l\u1ea5y hi\u1ec7u c\u1ed9ng v\u1edbi s\u1ed1 tr\u1eeb.","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>x \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb<br\/>(-115) \u1edf v\u1ecb tr\u00ed l\u00e0 s\u1ed1 tr\u1eeb<br\/>(-210) \u1edf v\u1ecb tr\u00ed l\u00e0 hi\u1ec7u<br\/> <b>S\u1ed1 b\u1ecb tr\u1eeb = Hi\u1ec7u + S\u1ed1 tr\u1eeb<\/b><\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>$\\begin{align*}x - (-115) &= (-210)\\\\x&= (-210) + (-115) \\\\x&= -325\\end{align*}$<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>C. x = -325<\/span><\/span> <br\/> ","column":2}]}],"id_ques":949},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/4.jpg'\/><\/center> T\u1ed5ng c\u1ee7a -536 v\u00e0 -47 l\u00e0: ","select":["A. 583","B. -583 ","C. 573","D. -573"],"hint":" T\u1ed5ng t\u1ee9c l\u00e0 ph\u00e9p t\u00ednh c\u1ed9ng","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u1ed5ng t\u1ee9c l\u00e0 th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh c\u1ed9ng.<\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>T\u1ed5ng c\u1ee7a -536 v\u00e0 -47 l\u00e0:<br\/>(-536) + (-47) = - (536 + 47) = -583<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>B. -583<\/span><\/span> <br\/>","column":2}]}],"id_ques":950},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/5.jpg'\/><\/center> T\u1ed5ng c\u1ee7a -835 v\u00e0 -912 l\u00e0: ","select":["A. -1737","B. 1737 ","C. 1747","D. -1747"],"hint":" T\u1ed5ng t\u1ee9c l\u00e0 ph\u00e9p t\u00ednh c\u1ed9ng","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u1ed5ng t\u1ee9c l\u00e0 th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh c\u1ed9ng.<\/span> <br\/><br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>T\u1ed5ng c\u1ee7a -835 v\u00e0 -912 l\u00e0:<br\/>(-835) + (-912) = - (835 + 912) = -1747<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>D. -1747<\/span><\/span> <br\/>","column":2}]}],"id_ques":951},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/2.jpg'\/><\/center> T\u00ednh gi\u00e1 tr\u1ecb c\u1ee7a bi\u1ec3u th\u1ee9c x + (-425) khi x = -25 ","select":["A. -400","B. 400 ","C. 450","D. -450"],"hint":" Thay gi\u00e1 tr\u1ecb c\u1ee7a x v\u00e0o bi\u1ec3u th\u1ee9c r\u1ed3i t\u00ednh","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>B\u01b0\u1edbc 1: Thay gi\u00e1 tr\u1ecb c\u1ee7a x v\u00e0o bi\u1ec3u th\u1ee9c<br\/>B\u01b0\u1edbc 2: T\u00ednh gi\u00e1 tr\u1ecb bi\u1ec3u th\u1ee9c<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\/>Thay x = -25 v\u00e0o bi\u1ec3u th\u1ee9c x + ( -425) ta \u0111\u01b0\u1ee3c:<br\/>(-25) + (-425) = - (25 + 425) = -450<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'>D. -450<\/span><\/span> <br\/>","column":2}]}],"id_ques":952},{"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":" <center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/4.jpg'\/><\/center> T\u00ednh gi\u00e1 tr\u1ecb c\u1ee7a bi\u1ec3u th\u1ee9c (-9215) + x khi x = -384 ","select":["A. 9599","B. -9599 ","C. 8831","D. -8831"],"hint":" Thay gi\u00e1 tr\u1ecb c\u1ee7a x v\u00e0o bi\u1ec3u th\u1ee9c r\u1ed3i t\u00ednh","explain":" <span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>B\u01b0\u1edbc 1: Thay gi\u00e1 tr\u1ecb c\u1ee7a x v\u00e0o bi\u1ec3u th\u1ee9c<br\/>B\u01b0\u1edbc 2: T\u00ednh gi\u00e1 tr\u1ecb bi\u1ec3u th\u1ee9c<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\/>Thay x = -384 v\u00e0o bi\u1ec3u th\u1ee9c (-9215) + x ta \u0111\u01b0\u1ee3c:<br\/>(-9215) + (-384) = - (9215 + 384) = -9599<br\/>V\u1eady ta ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: <span class='basic_pink'> B. -9599<\/span><\/span> <br\/>","column":2}]}],"id_ques":953},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00fang hay sai","title_trans":"","temp":"true_false","correct":[["t","f","f"]],"list":[{"point":5,"image":"","col_name":["","\u0110\u00fang","Sai"],"arr_ques":[" |-140| : |-20| = 7 "," |-13| - |-5| = -8 "," |-20| . |7| = -140 "],"hint":"Ph\u00e1 d\u1ea5u gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i r\u1ed3i th\u1ef1c hi\u1ec7n t\u00ednh.","explain":["|-140| : |-20| = 7 (\u0110\u00fang). V\u00ec |-140| : |-20| = 140 : 20 = 7","<br\/> |-13| - |-5| = -8 (Sai). V\u00ec |-13| - |-5| = 13 - 5 = 8 ","<br\/> |-20| . |7| = -140 (Sai). V\u00ec |-20| . |7| = 20 . 7 = 140 "]}]}],"id_ques":954},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00fang hay sai","title_trans":"","temp":"true_false","correct":[["t","f","f"]],"list":[{"point":5,"image":"","col_name":["","\u0110\u00fang","Sai"],"arr_ques":[" |13| > |-5| "," |-12| < |0| "," |-4| > |-10| "],"hint":"Ph\u00e1 d\u1ea5u gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i r\u1ed3i so s\u00e1nh","explain":["|13| > |-5|(\u0110\u00fang). V\u00ec |13| = 13; |-5| = 5<br\/>M\u00e0 13 > 5, n\u00ean |13| > |-5|","<br\/> |-12| < |0| (Sai). V\u00ec |-12| = 12; |0| = 0<br\/>M\u00e0 12 > 0, n\u00ean |-12| <b>> <\/b>|0|","<br\/> |-4| > |-10| (Sai). V\u00ec |-4| = 4; |-10| = 10<br\/>M\u00e0 4 < 10, n\u00ean |-4| <b> < <\/b> |-10| "]}]}],"id_ques":955},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00fang hay sai","title_trans":"","temp":"true_false","correct":[["t","f","f"]],"list":[{"point":5,"image":"","col_name":["","\u0110\u00fang","Sai"],"arr_ques":[" |-80| : |-5| = 16 "," |-75| - |-5| = -70 "," |-2| . |7| = -14 "],"hint":"Ph\u00e1 d\u1ea5u gi\u00e1 tr\u1ecb tuy\u1ec7t \u0111\u1ed1i r\u1ed3i th\u1ef1c hi\u1ec7n t\u00ednh.","explain":["|-80| : |-5| = 16 (\u0110\u00fang). V\u00ec |-80| : |-5| = 80 : 5 = 16","<br\/> |-75| - |-5| = -70 (Sai). V\u00ec |-75| - |-5| = 75 - 5 = 70 ","<br\/> |-2| . |7| = -14 (Sai). V\u00ec |-2| . |7| = 2 . 7 = 14 "]}]}],"id_ques":956},{"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":[[["-8"," -8","-8 "," -8 ","- 8"," - 8","-8 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"Nhi\u1ec7t \u0111\u1ed9 t\u1ea1i ph\u00f2ng \u01b0\u1edbp l\u1ea1nh l\u00e0 $-3^o$C. Nhi\u1ec7t \u0111\u1ed9 t\u1ea1i \u0111\u00f3 s\u1ebd l\u00e0 bao nhi\u00eau n\u1ebfu nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m $5^o$C<br\/>\u0110\u00e1p \u00e1n l\u00e0: _input_$^o$C","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m $5^o$C t\u1ee9c l\u00e0 nhi\u1ec7t \u0111\u1ed9 trong ph\u00f2ng c\u1ed9ng th\u00eam (-$5^o$C)<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>N\u1ebfu nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng \u01b0\u1edbp l\u1ea1nh gi\u1ea3m $5^o$C th\u00ec nhi\u1ec7t \u0111\u1ed9 t\u1ea1i \u0111\u00f3 l\u00e0:<br\/>($-3^o$C) + (-$5^o$C) = - ($3^o$C + $5^o$C) = - $8^o$C<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -8<\/span><\/span> <br\/> "}]}],"id_ques":957},{"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":[[["133043"," 133043","133 043"," 133 043","+133043"," +133043"," 133043 "]]],"list":[{"point":5,"width":100,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/4.jpg' \/><\/center>95 418 + 37 625 = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>\u0110\u1eb7t ph\u00e9p t\u00ednh theo c\u1ed9t d\u1ecdc ra nh\u00e1p r\u1ed3i t\u00ednh<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3:<br\/>95 418 + 37 625 = 133 043<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 133 043<\/span><\/span> <br\/> "}]}],"id_ques":958},{"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":[[["5200"," 5200","5200","5 200","+5200"," +5200"," 5200 "]]],"list":[{"point":5,"width":90,"type_input":"","ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai20/lv1/img\/4.jpg' \/><\/center>3184 + 2016 = _input_","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>\u0110\u1eb7t ph\u00e9p t\u00ednh theo c\u1ed9t d\u1ecdc ra nh\u00e1p r\u1ed3i t\u00ednh<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>Ta c\u00f3:<br\/>3184 + 2016 = 5200<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> 5200<\/span><\/span> <br\/> "}]}],"id_ques":959},{"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":[[["-18"," -18","-18 "," -18 ","- 18"," - 18","-18 "]]],"list":[{"point":5,"width":60,"type_input":"","ques":"Nhi\u1ec7t \u0111\u1ed9 trong t\u1ee7 \u0111\u00f4ng hi\u1ec7n t\u1ea1i l\u00e0 $-15^o$C. Nhi\u1ec7t \u0111\u1ed9 t\u1ea1i \u0111\u00f3 s\u1ebd l\u00e0 bao nhi\u00eau n\u1ebfu nhi\u1ec7t \u0111\u1ed9 t\u0103ng $-3^o$C<br\/>\u0110\u00e1p \u00e1n l\u00e0: _input_$^o$C","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Nhi\u1ec7t \u0111\u1ed9 t\u0103ng $-3^o$C t\u1ee9c l\u00e0 nhi\u1ec7t \u0111\u1ed9 trong t\u1ee7 \u0111\u00f4ng c\u1ed9ng th\u00eam (-$3^o$C)<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/>N\u1ebfu nhi\u1ec7t \u0111\u1ed9 trong t\u1ee7 \u0111\u00f4ng t\u0103ng $-3^o$C th\u00ec nhi\u1ec7t \u0111\u1ed9 t\u1ea1i \u0111\u00f3 l\u00e0:<br\/>($-15^o$C) + (-$3^o$C) = - ($15^o$C + $3^o$C) = - $18^o$C<br\/>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <span class='basic_pink'> -18<\/span><\/span> <br\/> "}]}],"id_ques":960}],"lesson":{"save":0,"level":1}}