Question

What number is added to 0.034 to obtain 9.079?

Answer 1

9.045 is the answer.

You get this by subtracting 0.034 from 9.079
9.079 - 0.034 = 9.045

You can check by adding them back:
9.045 + 0.034 = 9.079

Answer 2

9.045 is the number added to 0.034 to obtain 9.079