问题 解答题

用简便方法计算.

26.4×3.6-3.6×16.4

0.25×13×4

0.125×32.

答案

(1)26.4×3.6-3.6×16.4

=(26.4-16.4)×3.6,

=10×3.6,

=36;

(2)0.25×13×4

=0.25×4×13,

=1×13,

=13;

(3)0.125×32

=0.125×8×4,

=1×4,

=4.

综合
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