Answer :
They are both improper fractions once changed then can be added for ex.
9/8= 1 1/8x 7/6= 1 1/6x
anyways answer is 55/24= 2 7/24
9/8= 1 1/8x 7/6= 1 1/6x
anyways answer is 55/24= 2 7/24