Question

Calcule as diferenças: a) (-15)-(+19)= b) (125)-(-16) c) (-30)-(+50)= d) (+45)-(-68)= e) (+90)-(-60)= 1) (+68)-(+22)

Answer 1

Resposta:

a)34

b)109

c)20

d)23

e)30

f)46