4 - (-39) = 4 + 39 = 43
negative 3 times
-35 - 4 = -39
39 x 4 = 156
4 goes into 39, 11 times with a remainder of 3
39 / 9 = 4 + 1/3 So 9 can be subtracted from 39 4 times.
Negative 4 times 0 is 0.
A negative times a negative is a positive (-4)(-5) = positive 20
A positive times a negative is negative, so positive 3 times negative 4 would be negative 12.
240
(4 x 39) + (13 x 69) = 1053
4 times with a remainder of 39