题目内容

用递等式计算,能简算的要简算。
(1)83025÷27+932 (2)6.2 - 1.3×(0.63 - 0.53) (3)2÷(20 - 16×
(4)÷9+× (5)+(-)÷ (6)
(1)83025÷27+932 
       =3075+932
       =4007
(2)6.2 - 1.3×(0.63 - 0.53)
       =6.2 - 1.3×0.1
       =6.2 - 0.13=6.07
(3)2÷(20 - 16×
       =2÷(20 - 12)
       =2÷8
       =
(4)÷9+×
    =(+)×
    =
(5)+(-)÷
       =+×
       =
(6)
      =
      =1
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