68.2-(8.2-6.31)简便运算?

2024-11-25 13:45:02
推荐回答(2个)
回答1:

=68.2-8.2+6.31

=60+6.31

=66.31

祝你学习进步

回答2:

解:
68.2-(8.2-6.31)
=68.2-8.2+6.31
=60+6.31
=66.31
若对你有帮助,望采纳并点赞!