1/10 + 8/10
9/10
1/4
1/4 x 16
4
1/5 + 4/5
1
10/12-6/12
1/3
2/3 x 15
30
8/9 + 1/3
1 2/9
13/40 - 1/40
3/10
3/3 x 9
9
2/5 + 2/7
24/35
8/9 - 5/6
1/18
4/3 x 12
16
2/3 + 1/2
1 1/6
4/5 - 3/4
1/20
11/10 x 40
44
Press F11 Select menu option View > Enter Fullscreen for full-screen mode