3/10 - 4/5 = 3/10 - 8/10 = -5/10 = -1/2
Odk
3/4
3/4 minus 7/8 = -1/8
5/12
1/4 - 3/10 = -1/20
3/10 - 4/5 = 3/10 - 8/10 = -5/10 = -1/2
15/20 - 6/20 = 9/20
It is nought
Odk
3/4
3/4 minus 7/8 = -1/8
5/12
1 and a half
4/6 - 3/6 = 1/6
6 over 8 3 over 4
1/36 (one over thirty-six)