Answer
$\dfrac{2}{5}$
Work Step by Step
Reduce a number to its lowest terms by factoring the numerator and the denominator and then cancelling common factors:
$\require{cancel}=\dfrac{2(16)}{5(16)}
\\=\dfrac{2\cancel{(16)}}{5\cancel{(16)}}
\\=\dfrac{2}{5}$