计算 -30-(-85)= -3-6-(-15)-(-10)=
问题描述:
计算 -30-(-85)= -3-6-(-15)-(-10)=
答
-30-(-85)= 55
-3-6-(-15)-(-10)=16
答
-30-(-85)= -30+85=55
-3-6-(-15)-(-10)=-9+15+10=16
答
-30-(-85)
=-30+85
=55
-3-6-(-15)-(-10)
=-9+15+10
=6+10
=16
答
计算
-30-(-85)
= -30+85
=55
-3-6-(-15)-(-10)
=-3-6+15+10
=-9+15+10
=6+10
=16