7/13×5/11+5/13×11/11用列式怎么列
6个回答
展开全部
7/13×5/11+5/13×11/11用列式怎么列
7/13×5/11+5/13×4/11巧算的结果等于5/13。 解:7/13×5/11+5/13×4/11 =(7x5)/(13x11)+(5x4)/(13x11) =5/13x7/11+5/13x4/11 =5/13x(7/11+4/11) =5/13x(7+4)/11 =5/13x11/11 =5/
7/13×5/11+5/13×4/11巧算的结果等于5/13。 解:7/13×5/11+5/13×4/11 =(7x5)/(13x11)+(5x4)/(13x11) =5/13x7/11+5/13x4/11 =5/13x(7/11+4/11) =5/13x(7+4)/11 =5/13x11/11 =5/
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
7/13×5/11+5/13×4/11巧算的结果等于5/13。 解:7/13×5/11+5/13×4/11 =(7x5)/(13x11)+(5x4)/(13x11) =5/13x7/11+5/13x4/11 =5/13x(7/11+4/11) =5/13x(7+4)/11 =5/13x11/11 =5/13
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
7/13×5/11+5/13×4/11巧算的结果等于5/13。
解:
7/13×5/11+5/13×4/11
=(7x5)/(13x11)+(5x4)/(13x11) =5/13x7/11+5/13x4/11
=5/13x(7/11+4/11)
=5/13x(7+4)/11
=5/13x11/11
=5/13
解:
7/13×5/11+5/13×4/11
=(7x5)/(13x11)+(5x4)/(13x11) =5/13x7/11+5/13x4/11
=5/13x(7/11+4/11)
=5/13x(7+4)/11
=5/13x11/11
=5/13
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
7/13×5/11+5/13×4/11巧算的结果等于5/13。 解:7/13×5/11+5/13×4/11 =(7x5)/(13x11)+(5x4)/(13x11) =5/13x7/11+5/13x4/11 =5/13x(7/11+4/11) =5/13x(7+4)/11 =5/13x11/11 =5/13
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