Răspuns:
2-(4-6)=2-(-2)=2+2=4
-1-(-5-7)=-1-(-12)=-1+12=11
10-(-8+9)=10-(+1)=10-1=9
6-(8-(-11)=6-(8+11)=6-19=-13
-12-(-14-6)=-12-(-20)=-12+20=8
-11-(4+9)=-11-23=12
12-(-27+5)=12-(-22)=12+22=34
-6-(-3+15)=-6-(-12)=-6+12=-6
0-(-5-25)=0-(-30)=0+30=30
Sper că te-am ajutat!