Question

2/4 has a mixed number simplest form

Answer 1

2/4 in simplest form is ½ 

Hope this helped! :D

Answer 2

$\dfrac{2}{4}=\dfrac{2:2}{4:2}=\boxed{\frac{1}{2}}$

It is not a mixed number. Mixed number is:
whole number and a fraction.
Example:$2\dfrac{3}{4}$