17/22×23-17/22
=17/22×(23-1)
=17/22×22
=17
22分之17乘23减22分之17怎么算?用简便方法计算
22分之17乘23减22分之17怎么算?用简便方法计算
数学人气:292 ℃时间:2019-10-31 04:10:33
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