((5)/(8) * (8)/(5) ) * (4)/(9)what is the property

Question

`((5)/(8) * (8)/(5) ) * (4)/(9)`what is the property

Answer 1

`\begin{gathered} (5)/(8)\cdot(8)/(5)\cdot(4)/(9)=(4)/(9) \\ (5)/(8)\text{ and }(8)/(5)\text{ are multiplicative inverse, so the property is inverse multiplicative} \end{gathered}`