how do i perform the indicated operation 3 4/5 + 2 2/8 = ?

First change the fractions to their equivalents with a common denominator.

3 4/5 = 3 32/40
2 2/8 = 2 10/40

Add.

3 32/40 + 2 10/40 = 5 42/40 = 6 2/40 = 6 1/20