用简便方法计算.
26.4×3.6-3.6×16.4??????
0.25×13×4????????
0.125×32.
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解:(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.
解析分析:(1)可据分配律进行简算;
(2)可据交换律进行简算;
(3)可将32拆分为8×4进行简算.
点评:解答此类题目要认真分析算式的特点,运用合适的简算方法来计算.