Answer:
We first convert the mixed fraction to an improper fraction
4 6/7 = (4 * 7 + 6) / 7 = 34/7
Once we change into an improper fraction we can divide by 9
34/7 ÷ 9 = (34/7) / 9 = 34/7 * 1/9 = (34 * 1) / (7 * 9) = 34/63
So 4 6/7 divided by 9 is 34/63