16.78-6.5+3.22-3.5

来源：学生作业帮助网 编辑：作业帮 时间：2024/05/10 10:41:45
16.78-6.5+3.22-3.5

16.78-6.5+3.22-3.5
16.78-6.5+3.22-3.5

16.78-6.5+3.22-3.5
16.78-6.5+3.22-3.5
=16.78+3.22-(6.5+3.5)
=20-10
=10