78-1532÷58+316=______(43-15×14)÷415=______45×518+37+79=______78÷〔(78-34)×45〕=______6×(215+112)-18=______2-59÷23-16=______73-(35÷920+823)=______〔2-(85+13)〕÷415=__-数学 打印页面 - 零零教育信息网
78-1532÷58+316=______(43-15×14)÷415=______45×518+37+79=______78÷〔(78-34)×45〕=______6×(215+112)-18=______2-59÷23-16=______73-(35÷920+823)=______〔2-(85+13)〕÷415=__-数学 |
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[db:作者] 2019-06-13 08:00:00 零零社区 |
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题文
-÷+=______ (-×)÷=______ ×++=______ ÷〔(-)×〕=______ 6×(+)-=______ 2-÷-=______ -(÷+)=______ 〔2-(+)〕÷=______ 1-(÷+)=______ ÷+÷-=______ (1-÷)×=______ (-×)÷=______ 〔-(-)〕÷=______ ×〔1÷(+)〕=______ (×+)÷=______ ÷5+÷+0.2=______ ÷〔(-)÷〕=______ 〔4-(-)〕÷=______ ÷〔×(+)〕=______ 3-×-=______ ÷〔(-)×〕=______. |
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题型:解答题 难度:中档
答案
-÷+ =-×+ =-+ =-+ =; (-×)÷ =(-)× =×-× =5- =4; ×++ =++ =++ =1+ =1; ÷[(-)×] =÷[(-)×] =÷[×] =÷ =×10 = =8; 6×(+)- =6×+6×- =+- =+- = =1; 2-÷- =2-×- =2-- =2-(+) =2-1 =1; -(÷+) =-(×+) =-(+) =-- =1- =; [2-(+)]÷ =[2-(+)]÷ =[-]÷ =÷ =× =; 1-(÷+) =1-(×+) =1-(+) =1- =1- =; ÷+÷- =×+×- =×(+-1) =×1 =; (1-÷)× =(1-×)× =(1-)× =× =; (-×)÷ =×(1-)× =×× =; [-(-)]÷ =[-(-)]÷ =[-+]÷ =× = =1; ×[1÷(+)] =×[1÷(+)] =×[1÷] =×1× =; (×+)÷ =(×+)÷ =(+)× =2× = =3; ÷5+÷+0.2 =×+×+ =×(++1) =×2 =; ÷[(-)÷] =÷[(-)×] =÷ =× = =7; [4-(-)]÷ =[4-(-)]÷ =[4-]÷ =[4-]×8 =4×8-×8 =32-3 =29; ÷[×(+)] =÷[×(+)] =÷[×] =÷ =×6 = =3; 3-×- =3-- =3-(+) =3-1 =2; ÷[(-)×] =÷[(-)×] =÷[×] =÷ =×14 =1. |
据专家权威分析,试题“78-1532÷58+316=______(43-15×14)÷415=______45×518+37+79=_____..”主要考查你对 分数的四则混合运算及应用,分数的简便算法 等考点的理解。关于这些考点的“档案”如下:
分数的四则混合运算及应用分数的简便算法
考点名称:分数的四则混合运算及应用
考点名称:分数的简便算法
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