9.6÷0.8÷0.4 = = 0.49÷1.4 = =

2024-11-18 15:39:41
推荐回答(5个)
回答1:

9.6÷0.8÷0.4
=12÷0.4
=30

回答2:

 

回答3:

 

回答4:

 

回答5:

简便吗?