-17
The answer is -8.
zero
9 - -3 = 9 + 3 = 12 12 - 8 = 4 9 - -3 - 8 = 4
2/9 minus (negative 8/9) = 2/9 + 8/9 = 10/9
-1 - (-8) =-1 + 8 = 7
Negative one.
-9 - 8 = -17
3. 75
it is -8 because you are putting a positive into a negative number
-16 minus -9 is -7
-8 - (-13) = - 8 + 13 = +5 ( minus a minus is a plus)
-9 minus -4 is -5