For each of the given fractions, you have:
[tex]\begin{gathered} \frac{4}{9}=0.444\ldots \\ \frac{10}{99}=0.1010\ldots \\ \frac{5}{6}=0.833\ldots \\ \frac{4}{33}=0.1212\ldots \end{gathered}[/tex]
Hence, the answer is:
0.1212... => 4/33
0.444... => 4/9
0.833... => 5/6
0.1010... => 10/99
