Răspuns :
Răspuns:
a) -(-7)+(-3)+(-5+2)+(-1)=7-3-3-1=0
c)+(-3)- (-1)+(-6)-(-3)=-3+1-6+3=-5
e) -6+(-9)-(-3)+(-1)+(+1)=-6-9+3-1+1=-12
b) +(+4)- (-2)+(+9)+(+7)=4+2+9+7=22
d) 8-(-3)+(-5)+(1+3)+(-2)=8+3-5+4-2=8
Răspuns:
a) -(-7)+(-3)+(-5+2)+(-1)=7-3-3-1=0
c)+(-3)- (-1)+(-6)-(-3)=-3+1-6+3=-5
e) -6+(-9)-(-3)+(-1)+(+1)=-6-9+3-1+1=-12
b) +(+4)- (-2)+(+9)+(+7)=4+2+9+7=22
d) 8-(-3)+(-5)+(1+3)+(-2)=8+3-5+4-2=8