-4/5 + (-3/4) how do I work this? Will the answer be positive or negative? Please help me!!!!!

-4/5 + (-3/4)

First, find the common denominator and convert each fraction.

-4/5 = -16/20
-3/4 = -15/20

-16/20 + (-15/20) = -31/20 = - 1 11/20