50.99-17.11+39.01-23.89怎么巧算?

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/26 23:21:27
50.99-17.11+39.01-23.89怎么巧算?50.99-17.11+39.01-23.89怎么巧算?50.99-17.11+39.01-23.89怎么巧算?50.99-17.11+39.0

50.99-17.11+39.01-23.89怎么巧算?
50.99-17.11+39.01-23.89怎么巧算?

50.99-17.11+39.01-23.89怎么巧算?
50.99-17.11+39.01-23.89
=(50.99+39.01)-(17.11+23.89)
=90-41
=49
祝开心

50.99-17.11+39.01-23.89
=(50.99+39.01)-(17.11+23.89)
=90-41
=49
祝学习进步,望采纳~~
不懂的欢迎追问~~

(51-0.01)-(17+0.11)+(39+0.1)-(24-0.11)