Respuesta :
Since f=2/9 you would divide 1/4 by 2/9 and your answer is .88888 and it goes on. So, put the line over 8 to show it repeats.
[tex]f\div\dfrac{1}{4}=f\times\dfrac{4}{1}=4f\\\\f=\dfrac{2}{9}\to4f=4\times\dfrac{2}{9}=\boxed{\dfrac{8}{9}}[/tex]