<span>1 3/4+7/8+1 1/2 Convert all of the mixed numbers into improper fractions 7/4 + 7/8 + 3/2 Multiply until all of the fractions have the same common denominator, in which in this case, is 8. 14/8 + 7/8 + 12/8 Add all of the numerators but NOT the denominators. Final Answer: 33/8 or 4.125 or 4 1/8 *All answers are equivalent to each other.</span>
