3/4 minus 1/5 is 11/20
3/4 minus 1/6 is 7/12
7/12 minus 1/3 = 1/4
3 4/7 minus 1/7 is 3 3/7
-1/4
4/3 minus (-3/8) is 1 17/24
5/6 minus 3/4 is 1/12
7/9 minus 3/4 is 1/36
It is: 4/5 minus 1/2 = 3/10
4/8 minus 1/8 is 3/8.
negative 4 over 3 .
1 + (3 over 23) - (3 over 4) = 0.380434783