Question

to solve -1-8, I'm supposed to add the opposite. -1-8 = -1+8, cause 8 is the opposite of -8. correct? ​

Answer 1

Explanation:

Your partiraly right

`- 1 - 8 = - (1 + 8) = - 9`

Since -1 and -8 have the same sign, and you're subtracting, ADD the the opposites and keep the sign.