(-25.6)+[(-48.7+25.6+(-75.3)]

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/29 10:34:37
(-25.6)+[(-48.7+25.6+(-75.3)](-25.6)+[(-48.7+25.6+(-75.3)](-25.6)+[(-48.7+25.6+(-75.3)](-25.6)+[(-48

(-25.6)+[(-48.7+25.6+(-75.3)]
(-25.6)+[(-48.7+25.6+(-75.3)]

(-25.6)+[(-48.7+25.6+(-75.3)]
(-25.6)+[(-48.7+25.6+(-75.3)]
=-25.6+25.6-(48.7+75.3)
=-124

(-25.6)+[(-48.7+25.6+(-75.3)]
=-25.6+25.6-48.7-75.3
=0-(48.7+75.3)
=0-124
=-124

(-25.6)+[(-48.7+25.6+(-75.3)]
=(-25.6+25.6)+(-48.7+(-75.3))
=0+(-124)
=-124