3.587-(-5)+(-5.5)+(+7)-(+3.75)-(+1.578)等於多少?

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/24 11:23:56
3.587-(-5)+(-5.5)+(+7)-(+3.75)-(+1.578)等於多少?3.587-(-5)+(-5.5)+(+7)-(+3.75)-(+1.578)等於多少?3.587-(-5)+(

3.587-(-5)+(-5.5)+(+7)-(+3.75)-(+1.578)等於多少?
3.587-(-5)+(-5.5)+(+7)-(+3.75)-(+1.578)等於多少?

3.587-(-5)+(-5.5)+(+7)-(+3.75)-(+1.578)等於多少?
3.587-(-5)+(-5.5)+(+7)-(+3.75)-(+1.578)
=3.587+5-5.5+7-3.75-1.578
=3.587+5+7-(5.5+3.75+1.578)
=15.587-10.828
=4.759

4.759