1/3 - 1/5 = 5/15 - 3/15 = 2/15.
For any pair of reciprocals, 1/x and 1/y,
1/x - 1/y = (y - x)/xy.
Chat with our AI personalities
5/6 − 1/6 = 2/3
6/7 - 5/7 = 1/7
18/20 + 8/20 - 5/20 = 21/20 or 1 and 1/20
4/12 minus 1/9 = 2/9 in its simplest form
1 over 3 of 18