(12-1/2) - (10-1/8) = (100/8) - (81/8) = 19/8 or (2 and 3/8)
5/8
1/2 minus 1/8 is 3/8
3over 6
one and one eighth
One minus one eighth is seven eighths.
Seven and three eighths !
100/8 - 105/8 = -5/8
negative one eighth.
the answer two 9 and one eighth minus 6 and three fourths is
One and a half minus one and a half is zero.
0.2083333333333...
Three eighths minus one fourth is one eighth.