5/23×(3/4+2/5)÷75%简便计算
1个回答
展开全部
=5/23X(3/4十2/5)X4/3
=5/23X(3/4×4/3十2/5X4/3)
=5/23X(1十8/15)
=5/23X1十5/23X8/15
=5/23十8/69
=23/69
=1/3
=5/23X(3/4×4/3十2/5X4/3)
=5/23X(1十8/15)
=5/23X1十5/23X8/15
=5/23十8/69
=23/69
=1/3
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询