Add and subtract fractions (unlike denominators) Quiz Welcome to your Add and subtract fractions (unlike denominators) Quiz Please click "Next" Add the fractions 7/9 9/6 7/6 Subtract the fractions 7/11 1/4 19/28 Determine the difference 3/4 5/4 5/6 Determine the sum 87/225 7/40 33/225 Add the fractions 4/7 15/48 57/48 Time's up