3 4/7 minus 1/7 is 3 3/7
zero!
4/7 minus 3/4 is -5/28
7/9 minus 3/4 is 1/36
1/2 minus 3/7 is 1/14
7/12 minus 1/3 = 1/4
The answer is 3 over 7.
43 minus 27 3/7 = 15 4/7
51 minus 27 3/7 = 23 4/7
11/12 minus 7/12 is 1/3
2/3 = 0.6666666666666667 3/8= 0.375 ======================= (2/3) - (3/8) = 0.2916666666666667