[tex] \frac{1}{3} \times \frac{100}{1} = \frac{100}{3} = 33 \frac{1}{3} \%[/tex]
[tex] \frac{3}{7} \times \frac{100}{1} = \frac{300}{7} = 42 \frac{6}{7} \%[/tex]
[tex] \frac{1}{17} \times \frac{100}{1} = \frac{100}{17} = 5 \frac{15}{17} \%[/tex]
Myślę że pomogłem ;)