Question

resolvam issuh para min pfvvvv​​

Answer 1

a)=31-27= 4

b) -50+45=-5

c) -20-11 =-31

d) 47+23 =70

e) -21+55 -29 = 55-50 =   5

Answer 2

Resposta:

a) 28

b) 34

c) - 31

d) 70

e) 66

Espero ter ajudado!!!!