(-0.5)+3又4分之1+2.75+(-5又2分之1)

来源:学生作业帮助网 编辑:六六作业网 时间:2025/01/27 13:31:43
(-0.5)+3又4分之1+2.75+(-5又2分之1)(-0.5)+3又4分之1+2.75+(-5又2分之1)(-0.5)+3又4分之1+2.75+(-5又2分之1)(-0.5)+3又4分之1+2.

(-0.5)+3又4分之1+2.75+(-5又2分之1)
(-0.5)+3又4分之1+2.75+(-5又2分之1)

(-0.5)+3又4分之1+2.75+(-5又2分之1)
(-0.5)+3又4分之1+2.75+(-5又2分之1)
=-0.5+3.25+2.75-5.5
=-0.5-5.5+3.25+2.75
=-6+6
=0