Question

What should be added to -5/8 to gt 5/7

Answer 1

Let the number be x 

ATQ 

-5 / 8 + x = 5/7 

x = 5/7 + 5/8 

x = 40 + 35 /56

x = 75 / 56 

Answer 2

we need to add seventy some what 50