\frac{1}{18}+\frac{4}{18}

\frac{1}{15}+\frac{11}{15}

\frac{9}{10}+\frac{7}{10}

\frac{19}{50}+\frac{24}{50}

\frac{16}{15}+\frac{18}{15}

\frac{5}{3}+\frac{27}{3}

\frac{3}{5}+\frac{24}{5}

\frac{1}{2}+\frac{28}{2}

\frac{9}{10}+\frac{5}{10}

\frac{13}{6}+\frac{9}{6}

\frac{1}{4}+\frac{22}{4}

\frac{9}{20}+\frac{5}{20}

\frac{27}{40}+\frac{16}{40}

\frac{1}{15}+\frac{13}{15}

\frac{22}{27}+\frac{26}{27}

\frac{11}{64}+\frac{28}{64}

\frac{11}{3}+\frac{9}{3}

\frac{8}{21}+\frac{10}{21}

\frac{1}{9}+\frac{25}{9}

\frac{8}{45}+\frac{8}{45}