1/4 − 10/11 = -29/44
1 minus 11/21 = 10/21
1 − 5/2 = -11/2
1 minus 11/24 is 13/24
11/12 minus 1/16 is 41/48
9/10 minus 1/10 is 4/5
11/30 - 1/5 - 1/6 = 0
It is -1/11
11/307/10 minus 1/3 is 11/30.
It is 2 11/20.
12 minus 11 1/6 is 5/6
7/15 − 1/10 = 11/30
2/5 = 4/10 minus 1/10 is 3/10