Convert mixed number to fraction.
$$\dfrac{ 12 }{ 100 }$$ .Simplify $ \dfrac{ 12 }{ 100 } $ by dividing both 12 and 100 by their GCD, which is 4. GCD(12, 100) = 4.
$$ \frac{ 12 }{ 100 } = \frac{ 12 : \color{blue}{ 4 } }{ 100 : \color{blue}{ 4 } } = \frac{ 3 }{ 25 } $$