Question

Resolva as expressões numéricas aplicando as regras de sinais caped a) -9+7= b) +4 + 6 = d +12+(-12) = d) -7- (+10) = e) 0 + (+8) = f) +(-15) + (+6) = g) -11 - 9= nar- cão h) -(-18) + (-22) = i) +12-(-4) + (-7) = j) -7 + (+10) - (+ 5) =​

Answer 1

a) -2
b) +10
c) 0
d) +3
e) +8
f) -9
g) -20
h) -4
i) +9
j) +8