To convert \( \frac{1}{12} \) into a decimal, you can perform the division of 1 by 12.
When you divide 1 by 12, you get:
\[ 1 \div 12 = 0.0833\ldots \]
This decimal continues with the digit '3' repeating indefinitely. Therefore, it can also be expressed as:
\[ 0.0833\ldots = 0.0833\overline{3} \]
In summary, \( \frac{1}{12} \) as a decimal is approximately \( 0.0833\overline{3} \).