1 - 1/5=
2 - 1/3=
3/4 - 1/2=
1 + 1/3 =
2 + 1/2 =
1 - 1/3 =
1 + 1/2 =
1 + 1/5=
2 - 1/2 =
2 + 1/3=
3/4 + 1/2=
1 - 1/2 =
1/4
1/2
2/3
5/3
5/4
7/3
4/5
4/3
6/5
5/2
3/2