The answer is one eighth.
1/8
The simplest form of twelve sixteenths is three fourths.
7/16 is in its simplest form.
15/16 is in its simplest form.
Seven-sixteenths
2
7/8
1/4
1/4
Three halves
Expressed in its simplest form, 5 3/16 - 2 3/8 = 2 13/16 or two and thirteen sixteenths.
3/4
one fourth or 1/4