1个回答
2016-11-07
展开全部
6.5×4.5+6.5×46.5-46.5简便计算
=46.5x(6.5-1)+6.5x4.5
=46.5x5.5+6.5x4.5
=40x5.5+6.5x5.5+6.5x4.5
=220+6.5x(5.5+4.5)
=220+65
=285
=46.5x(6.5-1)+6.5x4.5
=46.5x5.5+6.5x4.5
=40x5.5+6.5x5.5+6.5x4.5
=220+6.5x(5.5+4.5)
=220+65
=285
本回答被网友采纳
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