72ⅹ520 十280x52用简便方法怎么计算?
6个回答
展开全部
方法1:
72x520+280x52
=720x52+280x52
=(720+280)x52
=1000x52
=52000
方法2:
72x520+280x52
=72x520+28x520
=(72+28)x520
=100x520
=52000
72x520+280x52
=720x52+280x52
=(720+280)x52
=1000x52
=52000
方法2:
72x520+280x52
=72x520+28x520
=(72+28)x520
=100x520
=52000
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
72ⅹ520 十280x52
=72ⅹ520 十28x520
=(72+28)ⅹ520
=100ⅹ520
=52000
=72ⅹ520 十28x520
=(72+28)ⅹ520
=100ⅹ520
=52000
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
把280的10借给52
72×520+280×52
=72×520+28×10×52
=72×520+28×520
=(72+28)×520
=100×520
=52000
72×520+280×52
=72×520+28×10×52
=72×520+28×520
=(72+28)×520
=100×520
=52000
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
72x520+280x52
=72x520+28x520
=(72+28)X520
=100x520
=52000
=72x520+28x520
=(72+28)X520
=100x520
=52000
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