(-50)-(+27)+19-27-(-40)计算
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 02:01:55
![(-50)-(+27)+19-27-(-40)计算](/uploads/image/z/13427445-21-5.jpg?t=%28-50%29-%28%2B27%29%2B19-27-%28-40%29%E8%AE%A1%E7%AE%97)
(-50)-(+27)+19-27-(-40)计算
(-50)-(+27)+19-27-(-40)计算
(-50)-(+27)+19-27-(-40)计算
(-50)-(+27)+19-27-(-40
=-50-27+19-27+40
=(-50-27-27)+(19+40)
=-104+59
=-45
(-50)-(+27)+19-27-(-40)
=-50-27+19-27+40
=(-50-27-27)+(19+40)
=-104+59
=-45