3/18
-1132/33
(11/18) - (1/6) = (11/18) - (3/18) = (11-3)/18 = 8/18 = 4/9
4/9 minus 3/4 equals -11/36
-3/11 − -4/11 = 1/11
3/4 minus 1/5 is 11/20
1/4 − 10/11 = -29/44
4/1 - 27/11 = 15/11 or 14/11
8/11 − 4/15 = 76/165
4-27/11 equals -23/11
76/165
11/20
4/-9 − 5/2 = -53/18 or -217/18