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27-(-3)= 30
-34-(-4)= -30
36-(-6)= 42
0-15= -15
-5-(-5)= 0
0-(-7)= 7
-9-9= -18
Proszę
27-(-3)=30
-34-(-4)=-30
36-(-6)=42
0-15=-15
-5-(-5)=0
0-(-7)=7
-9-9= -18
-4-6=-4+(-6)=-10
27-(-3)=27+3=30
-34-(-4)=-34+4=-30
36-(-6)=36+6=42
0-15=0+(-15)=-15
-5-(-5)=-5+5=0
0-(-7)=0+7=7
-9-9=-9+(-9)=-18