Scroll down to find the correct answer.
4 / 15 + 5 / 15
2 / 8 + 2 / 8
3 / 6 + 1 / 6
10 / 12 - 8 / 12
4 / 10 + 4 / 10
16 / 20 - 8 / 20
10 / 12 - 7 / 12
5 / 16 + 7 / 16
12 / 15 - 7 / 15
10 / 15 + 2 / 15
11 / 30 + 14 / 30
7 / 30 + 14 / 30