simplify 7/8+ (1/3+5/6)

First you need to find the common denominator.

7/8+ (1/3+5/6)
The smallest number divisible by 8, 3, and 6 is 24

7/8 = 21/24
1/3 = 8/24
5/6 = 20/24

Add the numerators.

49/24 = 2 1/24