Convert mixed number to fraction.
$$\dfrac{ 25 }{ 100 }$$ .Simplify $ \dfrac{ 25 }{ 100 } $ by dividing both 25 and 100 by their GCD, which is 25. GCD(25, 100) = 25.
$$ \frac{ 25 }{ 100 } = \frac{ 25 : \color{blue}{ 25 } }{ 100 : \color{blue}{ 25 } } = \frac{ 1 }{ 4 } $$