Question

What should be added to -5/8 to get 5/9

Answer 1

Let x should be added to -5/8 to get 5/9

So, x + -(5/8) = 5/9
    so, x = 5/9 + 5/8
          x = 40+/45/72
          x = 85/72

Hence, 85/72 should be added to -5/8 to get 5/9