Question

Complete os esquemas a seguir, resolvendo as operações indicadas:
a) 90 : 3 = ____ : ( - 2) = ____ : ( - 5) = _____
b) ( - 12) : 2 = _____ : ( - 3) = _____ : 2 = _____
c) 15 . ( - 3) = ____ : ( - 5) = ____ + 9 = ____ . 9 = ____ : ( - 6) = ____

Answer 1

Resposta:

a) 30, -15 e 3

b) -6, 2, 1

c) -45, 9, 18, 162, -27