Question

I don't understand integers. Why do -4 + -4 = -8 and -4 x -2 = 8 when both 4 + 4 = 8 and 4 x 2 = 8? Shouldn't both -4 + -4 and -4 x -2 be positive or negative?

Answer 1

ah the enigma of negative numbers
here is a video that can do a better job than I

https://www.khanacademy.org/math/pre-algebra/negatives-absolute-value-pre-alg/mult-div-negatives-pre-alg/v/why-a-negative-times-a-negative-is-a-positive

Answer 2

P+P=P
N+P=N
N+N=N

Answer 3

Thank you @dumbcow I'll watch it. @jque143 Is that the rule?

Answer 4

Yeah its in the file