Respuesta :

Ok, lets start with the top.

7/8 + (-2/3)

Thats equal to

7/8 - 2/3

The common denominator will be 24

21/24 - 16/24

Subtract

5/24

Now, to divide you multiply by the reciprocal, so

5/24 / 5/6

Becomes

5/24 * 6/5

Cross simplify and get your answer

1/4