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(0.75除0.2)除0.25乘百分之25的简便运算
人气:234 ℃ 时间:2020-03-27 18:07:35
解答
(0.75÷0.2)÷0.25×25%
=(0.75÷0.2)÷(0.25÷25%)
=(0.75÷0.2)÷10
=3.75÷10=0.375
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