题目内容

【题目】计算下面各题,能简算的要简算.

(1)0.25×0.39×4

(2)56.55÷6.5+26×0.37

(3)13.6×3﹣40.6÷2

【答案】(1)解:0.25×0.39×4 =0.25×4×0.39

=1×0.39

=0.39;

(2)解:56.55÷6.5+26×0.37 =8.7+9.62

=18.32;

(3)解:13.6×3﹣40.6÷2 =40.8﹣20.3

=20.5.

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