Question

what should be added to -7/8 to get -7/9​

Answer 1

7/72

Step-by-step explanation:

let the req number be x

-7/8+x=-7/9

x=7/8-7/9

x=63-56/72

x=7/72

Answer 2

Answer:

7/72

Step-by-step explanation:

-7/9-(-7/8)

(-56-(-63))/72

(-56+63)/72

7/72

Hope it helps