What is 6 over 126 simplified?

To simplify the fraction ( \frac{6}{126} ), divide both the numerator and the denominator by their greatest common divisor, which is 6. This gives you ( \frac{6 \div 6}{126 \div 6} = \frac{1}{21} ). Therefore, ( \frac{6}{126} ) simplified is ( \frac{1}{21} ).