Question

Which number sentence is always true?

A. positive − positive = positive
B. negative + negative = negative
C. negative + positive = positive
D. positive − negative = negative

Answer 1

B

Explanation:

When you multiply a negative number by a positive number the answer will always be negative. When you multiply two negative numbers or two positive numbers the answer will always be positive

ADD

When you have two negative signs, one turns over, and they add together to make a positive. If you have a positive and a negative, there is one dash left over, and the answer is negative.

Answer 2

When you multiply a negative number by a positive number the answer will always be negative. When you multiply two negative numbers or two positive numbers the answer will always be positive.