Question

HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP

1- Calcule as somas :
a) (+40) + 0
b) (+40) + (+30)
c) (+90) + ( -40)
d) (-90) + (-40)

HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP HELP PLIS PLSI PLIS PLIS PL,IS PLIS ´PLIS PLIS PLIS PLIS PLIS PLIS PLIS P´LIS PLIS PLIS PLIS PLIS PLIS PLIS PKLIS

Answer 1

Resposta:

a)40

b)70

c)50

d)130

espero ter ajudado qualquer coisa saiba que eu estou aqui❤

Answer 2

Resposta:

Explicação passo-a-passo:

a) (+40) + 0  => +40

b) (+40) + (+30)  => +40 + 30 = +70

c) (+90) + ( -40)  => +90 - 40 = + 50

d) (-90) + (-40) => -90 - 40 = -130