668—67+32简便方法怎么算?

2024-12-31 21:33:07
推荐回答(4个)
回答1:

668—67+32
=668+32-67
=700-67
=633

回答2:

=668+32-67
=700-67
=633

回答3:

668—67+32
=668+32—67
=700-67
=633

回答4:

668-67+32
=668+32-67
=700-67
=633