Answer:
1)-20
2)5
3)-9
4)28
5)-8
6)-15
7) 1 3/8
8) 8/15
9)3/5
10) 1/15
Explanation:
Its pretty easy, simplify mean just to solve, and if there is a fraction simplify it to its simplest form.
Remeber negative time negative is positive and negative Times positive is negative.