Answer
$\dfrac{12}{25}$
Work Step by Step
Reduce a number to its lowest terms by factoring the numerator and the denominator and then cancelling common factors:
$\require{cancel}=\dfrac{12(12)}{25(12)}
\\=\dfrac{12\cancel{(12)}}{25\cancel{(12)}}
\\=\dfrac{12}{25}$