计算下面各题.能简算的要简算.315-164÷451.97-18.66-1.3479.08-12.6+0.92.-数学

题目简介

计算下面各题.能简算的要简算.315-164÷451.97-18.66-1.3479.08-12.6+0.92.-数学

题目详情

计算下面各题.能简算的要简算.
315-164÷4
51.97-18.66-1.34
79.08-12.6+0.92.
题型:解答题难度:中档来源:不详

答案

(1)315-164÷4,
=315-41,
=274;

(2)51.97-18.66-1.34
=51.97-(18.66+1.34),
=57.97-20,
=37.97;

(3)79.08-12.6+0.92
=79.08+0.92-12.6,
=80-12.6,
=67.4.

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