问题
填空题
-(-82)=______;-(+3.73)=______;-(-
|
答案
根据相反数定义可知-(-82)=82,-(+3.73)=-3.73;-(-
)=2 7
;-(+192 7
)=-191 3
.1 3
-(-82)=______;-(+3.73)=______;-(-
|
根据相反数定义可知-(-82)=82,-(+3.73)=-3.73;-(-
)=2 7
;-(+192 7
)=-191 3
.1 3