-12 -13 = -25
6
13 + -12 - 5 = -4 13 + -12 = 1 - 5 = -4
-13 minus -13 is 0.
a negative minus a positive is a negative ex: -12-13=-25 -9-2=-11 -100-1=-101
-8 - (-13) = - 8 + 13 = +5 ( minus a minus is a plus)
-13 minus -4 is -9
Negative 18 minus positive 12 is negative 30.
-12 minus -6 is -6
-4 minus -12 is 8.
Negative 8 minus 12 is negative 20.
-39 minus -26 is -13
13