I'm assuming the problem is nine to the third power divided by nine to the ninth power, so the answer would be 0.000001882. Fraction form would be 1/531441.
Sorry about the first answer, I read the problem wrong.
Answer:
using the law of exponents,
= 9^3/9^9
= 9^ 3-9
= 9^ -6
= 1/9^6
= 1/531441
