Hey there,
Lets find the difference together.
First of all, Convert the mixed fractions into improper fractions.
= 63/8 − 13/4
Make the denominators same
= ((63 × 4) − (13 × 8)) / (8 × 4)
Subtract the numerators.
= (252 - 104) / 32
Simplify the subtraction
= 148/32
Simplify fraction
= 37/8
Convert improper fraction to mixed fraction
= 4 5/8