Question

what number should be added to -1 to get 7/9

Answer 1

Answer:

Refer the attachment for solution.

Hope it helps you.

Answer 2

Answer:

16/9 should be added to -1 to get 7/9.

Step-by-step explanation:

If x is added, then

$-1 + x =\frac{7}{9} \\ x =\frac{7}{9} + 1\\ x =\frac{7+9}{9} \\ x=\frac{16}{9}$