The given percentage is 8 1/3 %.
[tex]8\text{ }\frac{1}{3}\text{ \%=8}\frac{1}{3}\times\frac{1}{100}[/tex][tex]\text{ Use a}\frac{b}{c}=\frac{a\times c+b}{c}\text{.}[/tex][tex]=\frac{8\times3+1}{3}\times\frac{1}{100}[/tex][tex]=\frac{25}{3}\times\frac{1}{100}[/tex][tex]=\frac{1}{3}\times\frac{1}{4}[/tex][tex]=\frac{1}{12}[/tex][tex]8\text{ }\frac{1}{3}\text{ \%=}\frac{1}{12}[/tex]
Hence 1/12 of residents were uninsured.