3/4*10/7-3/4*3/7怎么简算
问题描述:
3/4*10/7-3/4*3/7怎么简算
答
=3/4*(10/7-3/7)
=3/4*1
=3/4
3/4*10/7-3/4*3/7怎么简算
=3/4*(10/7-3/7)
=3/4*1
=3/4