Question

What number should be subtracted from
7/-8 to get -13/12​

Answer 1

Answer:

7/-8 to get-13/12

7/-8-? = -13/12

7/-8-a = -13/12

-a = -13/12+7/-8

-a = -13×8/12×8+7×12/-8×12

-a = -104/96+84/-96

-a = -188/96

a = 188/96