6/9

The fraction \( \frac{6}{9} \) can be simplified. Both the numerator (6) and the denominator (9) can be divided by their greatest common divisor, which is 3.

So,

\[ \frac{6 \div 3}{9 \div 3} = \frac{2}{3} \]

Thus, \( \frac{6}{9} \) simplifies to \( \frac{2}{3} \).