1/2-2/4

To solve \( \frac{1}{2} - \frac{2}{4} \), first simplify \( \frac{2}{4} \):

\[ \frac{2}{4} = \frac{1}{2} \]

Now, substitute that back into the equation:

\[ \frac{1}{2} - \frac{1}{2} = 0 \]

So, \( \frac{1}{2} - \frac{2}{4} = 0 \).