-9 - 8 = -17
Negative twenty nine minus negative twenty one is negative eight.
-22
-9 minus +1 is -10.
-4 minus 9 is -13
-17
-20
weiner
9 - (-1) = +10 positive nine minus negative one equals positive ten
-8, negetive eight. By 8th grader.:)
39 minus -20/6 is 42 1/3
-9 - -9 = 0
-9 minus -5 is -4