Question

вычислите -9+(-2). -7+(-3). -13+(-8)

Answer 1

1) -9+(-2)=9+2=11
2) -7+(-3)=7+3=10
3) -13+(-8)=13+8=21

Answer 2

-9 -2 = -11
-7-3=-10
-13-8=-21