0.67x9.9简便计算?
14个回答
展开全部
0.67×9.9
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
0.67×9.9
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
0.67×9.9
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
根据分配律:
0.67×9.9
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
0.67×9.9
=0.67×(10-0.1)
=0.67×10-0.67×0.1
=6.7-0.067
=6.633
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