有理数-40-28-(-19)+(-24)-(-32)(写出过程)

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/13 19:25:57

有理数-40-28-(-19)+(-24)-(-32)(写出过程)

原式=-40-28+19-24+32
=19+32-(40+28+24)
=51-92
=-41

-40-28-(-19)+(-24)-(-32)=-40-28+19-24+32=-41

-40-28-(-19)+(-24)-(-32)
=-68-24+19+32
=-92+51
=-41

=-40-28+19-24+32
=19+32-(40+28+24)
=51-92
=-41