9.5+6.7-9.5+6.7等于多少 脱式?

2024-11-22 21:45:28
推荐回答(2个)
回答1:

9.5+6.7-9.5+6.7
=9.5-9.5+6.7+6.7
=0+6.7+6.7
=13.4

回答2:

9.5+6.7-9.5+6.7
=9.5-9.5+6.7+6.7
=0+13.4
=13.4