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(46.5*50%-3)/5/6有简便算法吗?
人气:255 ℃ 时间:2020-01-29 05:08:19
解答
﹙46.5×50%-3﹚÷5/6
=﹙46.5×0.5-3﹚×6/5
=﹙23.25-3﹚×6/5
=20.25×6/5
=24.3
此题没有简便算法.
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