Question

Encontre o valor das expressões numéricas a seguir. [(24 + 40) : (4 –12)] · 2
(a)15
(b)-16
(c)18
(d)16​

Answer 1

→ Cálculo :

⇔ Alternativa correta Letra B

$\large \boxed{\begin{array}{lr} {[(24+40)\div(4-12)]\times2} \\ \\ {[64\div((-8)]\times2}\\\\{[-8]\times2}\\\\{-8\times2}\\ \\ \boxed{\red{ \ -16 \ }} \Leftrightarrow {\rm \ Resposta} \\ \end{array}}$