6/8 + 1/4=
3/5 - 1/3=
3/4 - 3/6=
10/8 - 3/8=
4/6 - 1/2=
3/4 + 1/6=
5/6 - 3/8=
5/5 + 2/5=
5/10 + 2/3=
3/4 + 3/10=
7/5 o 1 entero 2/5
6/24 o 1/4
7/8
1/6
11/24
9/6 o 1 entero 3/6
21/20 o 1 entero 1/20
4/15
1 entero.
11/12
