Question

what must be added to 1x2/3 to make 2x7/8?

Answer 1

Answer:

13/12

Step-by-step explanation:

Let , added number = x

Now,

1×2/3 + x = 2×7/8

2/3 + x = 7/4

x = 7/4 - 2/3 = 13/12.