1 and 7 eighths
2 1/2
seven eights. 1 half = 4 eights add 3 eights and you get 7 eights.
-1 5/8
7
2 fourths is a half. (Seven eights minus a half) 7 x 8 - 0.5 = 55.5 (Seven eights minus a half) 7/8 - 1/2 = 3/8
1 and 7 eighths
7/8 minus 1/2 is 3/8.
If you mean 7/8 minus 1/2 then it is 3/8
3 and 7 eights
2 1/2
2 and 3/8 inches
seven eights. 1 half = 4 eights add 3 eights and you get 7 eights.
-1 5/8
Converting this to eights, it becomes: 2 eights + 4 eights + 1 eight = 7 eights.
1 and 7/8
7