7.28+3.2÷2.5 亲们,帮我看看这一题。要递等式!

2024-11-17 18:50:21
推荐回答(4个)
回答1:

 

回答2:

7.28+3.2÷2.5
=7.28+1.208
=8.488

回答3:

8.56

回答4:

=7.28+1.28
=8.56