12
5 - (-15) = 20
It is: 15-12-8 = -5
2/5 minus 1/15 is 1/3
15
-5 - 10 = -15
-15
I think you mean "What does negative 10 minus 5 equal?" If not, please correct me. But, the correct answer would be -15 or negative 15.
-5 minus -15 = 10 5 minus -5 = 10
(12-15)/5 = -3/5
3/5 minus 2/15 is 7/15.
It is: 4/5 minus 4/15 = 8/15