6-2 1/2=5 2/2-2 1/2=3 1/2
8-5 1/2=7 2/2-5 1/2=2 1/2
4 -3 3/4=3 4/4-3 3/4=1/4
5 -2 3/8=4 8/8-2 3/8=2 5/8
8 - 5 1/2= 3 1/2=3,5
4 - 3 3/4= 1 3/4=7/4
5 - 2 3/8= 3 3/8
6-2 1/2=5 2/2-2 1/2=3 1/2
8-5 1/2=7 2/2-5 1/2=2 1/2
4 -3 3/4=3 4/4-3 3/4=1/4
5 -2 3/8=4 8/8-2 3/8=2 5/8