To write a expression with the same value of the given you multiply the numerator and denominator by the same number.
Multiply by 10/10:
[tex]\frac{36.8}{2.3}\cdot\frac{10}{10}=\frac{368}{23}[/tex]Muliply by 5/5:
[tex]\frac{36.8}{2.3}\cdot\frac{5}{5}=\frac{184}{11.5}[/tex]Then, you get the next expressions with the same value:
[tex]\frac{36.8}{2.3}=\frac{368}{23}=\frac{184}{11.5}[/tex]