问题 计算题
简算。
(1)46÷5÷0.8(2)2.5×3.2+2.5×0.8
(3)9.87×6.2÷0.987(4)82.5×0.125×8
答案

(1)46÷5÷0.8

 =46÷(5×0.8)

 =46÷4

 =11.5  (2)2.5×3.2+2.5×0.8

 =2.5×(3.2+0.8)

 =2.5×4

 =10 

(3)9.87×6.2÷0.987

 =9.87÷0.987×6.2

 =10×6.2

 =62 (4)82.5×0.125×8

 =82.5×(0.125×8)

 =82.5×1

 =82.5

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