化简:-(-68),-(+0.75),-(-5分之3),-(+3.8)

问题描述:

化简:-(-68),-(+0.75),-(-5分之3),-(+3.8)
我马上要要,

-(-68)=68
-(+0.75)=-0.75
-(-5分之3)=5分之3
-(+3.8)=-3.8