问题标题:
16*(1/8+1/6)*12用简便算法怎么做
问题描述:
16*(1/8+1/6)*12用简便算法怎么做
陆宇平回答:
16*(1/8+1/6)*12
=16x1/8x12+16x1/6x12
=2x12+16x2
=2x(12+16)
=2x28
=56
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