63/28 - 4/28 = 59/28
4/7 minus 3/4 is -5/28
41/7 - 25/28 = 164/28 - 25/28 = 139/28 = 427/28
6 over 7 minus 5 over 7 is 1 over 7.
1/2 minus 3/7 is 1/14
7/12 minus 1/3 = 1/4
4/7 minus 2/8 = 9/28 in its simplest form
213/532
3 4/7 minus 1/7 is 3 3/7
28. 1/4 is 7/28 and 1/7 is 4/28
28 divided by 7 is 4. SO 63 minus 4 = 59
1 -------- 9-7 -------- 9