-14 1/9 - 2 9/10
Convert the mixed numbers into improper fractions
-127/9 - 29/10
Multiply until both fractions have the same common denominator
-1270/90 - 261/90
Subtract the numerators but NOT the denominators
Final Answer: -1531/90 or -170 1/9 *Both fractions are equivalent to each other.