13除以2.5怎么简便计算

2025-06-26 22:42:05
推荐回答(3个)
回答1:

13除以2.5=5.2

回答2:

13÷2.5
=13÷25/10
=13×2/5
=26÷5
=5.2

回答3:

10÷2.5+3÷2.5
=4+1.2
=5.2