Convert mixed number to fraction.
$$\dfrac{ 690 }{ 268 }$$ .Simplify $ \dfrac{ 690 }{ 268 } $ by dividing both 690 and 268 by their GCD, which is 2. GCD(690, 268) = 2.
$$ \frac{ 690 }{ 268 } = \frac{ 690 : \color{blue}{ 2 } }{ 268 : \color{blue}{ 2 } } = \frac{ 345 }{ 134 } $$