Question

3) a) (+7)-(+3)= d)(+5)-(-2)= c) (-3)-(+9)= d) (-1)-(-4)= e)(+3)-(+8)= f) (+9)-(+9)= alguém por favor ​

Answer 1

Resposta:

a) (+7)-(+3)= 4

b) (+5)-(-2)= 7

c) (-3)-(+9)= 6

d) (-1)-(-4)= 3

e) (+3)-(+8)= -5

f) (+9)-(+9)= 0