Question

12 7/15 - 9 3/4 + 5 11/12

Answer 1

12 7/15 - 9 3/4 + 5 11/12 = (12 - 9 + 5) + (7/15 - 3/4 + 11/12) = 8 + (28/60 - 45/60 + 55/60) = 8 + 38/60 = 8 19/30

Answer 2

$12 frac{7}{15} -9 frac{3}{4} +5 frac{11}{12} =12 frac{28}{60} -9 frac{45}{60} +5 frac{55}{60} =8 frac{38}{60} =8 frac{19}{30}$