1.9*0.36+0.19*7.4-1.9的简便方法?
4个回答
展开全部
1.9*0.36+0.19*7.4-1.9
=1.9x(0.36+0.74-1)
=1.9x0.1
=0.19
=1.9x(0.36+0.74-1)
=1.9x0.1
=0.19
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
简便计算过程方法如下
解:1.9×0.36+0.19×7.4-1.9
=1.9×(0.36+0.74-1)
=1.9×0.1
=0.19
解:1.9×0.36+0.19×7.4-1.9
=1.9×(0.36+0.74-1)
=1.9×0.1
=0.19
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?
展开全部
1.9*0.36+0.19*7.4-1.9
=(0.19*10)*0.36+0.19*7.4-1.9
=0.19*3.6+0.19*7.4-1.9
=0.19*(3.6+7.4)-1.9
=0.19*10-1.9
=1.9-1.9
=0
=(0.19*10)*0.36+0.19*7.4-1.9
=0.19*3.6+0.19*7.4-1.9
=0.19*(3.6+7.4)-1.9
=0.19*10-1.9
=1.9-1.9
=0
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
1.9×0.36+0.19×7.4-1.9
=1.9×0.36+1.9×0.74-1.9
=1.9×(0.36+0.74-1)
=1.9×0.1
=0.19
=1.9×0.36+1.9×0.74-1.9
=1.9×(0.36+0.74-1)
=1.9×0.1
=0.19
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