Raymond B. answered 10/13/20
Math, microeconomics or criminal justice
this is similar to 7 apples minus 3 apples = 5 apples
only instead of apples you have 1/8ths
7/8 - 3/8 = (7-3)/8 = 5/8
if the denominator is the same, you just combine their numerators and keep that same denominator.