Răspuns:
a) -2-12-20=-34
b) -5×[-4-3×(-3)]=-5×(-4+9)= -5×5= -25
c) -22 -4×(-100+104)=-22-4×4= -22-16=-38
d)200-7×[(-25+28)-3×(-2)]=200-7×(3+6)= 200-63=137
e)-2×[-2×(-10+1)]=-2×18=-36