Add & Subtract Fractions
2/3 + 1/4 =
17/15 - 1/3
2/3 - 7/12
1/7 + 1/2
1/2 - 3/16
2/5 + 1/4
7/18 + 5/9
1/3 + 1/5
2/3 - 2/7
5/15 + 3/5
1/2 + 1/6
4/5 + 1/15
4/5 - 1/4
2/9 - 1/6