[tex]\begin{gathered} \frac{2}{254}\Rightarrow2\cdot\frac{1}{254} \\ Divide\text{ }both\text{ }sides\text{ }by\text{ }2,\text{ we have:} \\ \frac{2}{2}\cdot\frac{1}{\frac{254}{2}}\Rightarrow1\cdot\frac{1}{127} \\ \Rightarrow\frac{1}{127} \end{gathered}[/tex]
