\frac{-1}{-3}+\frac{-9}{3}

\frac{-1}{-4}+\frac{13}{-4}

\frac{-3}{5}+\frac{-28}{5}

\frac{4}{25}+\frac{30}{-25}

\frac{7}{-4}+\frac{-3}{-4}

\frac{-28}{45}+\frac{12}{45}

\frac{3}{20}+\frac{24}{20}

\frac{25}{-54}+\frac{-28}{54}

\frac{1}{9}+\frac{14}{-9}

\frac{-8}{-25}+\frac{21}{25}

\frac{-4}{27}+\frac{8}{27}

\frac{-13}{-3}+\frac{-4}{-3}

\frac{17}{-9}+\frac{-16}{-9}

\frac{11}{80}+\frac{-4}{-80}

\frac{-7}{-16}+\frac{-2}{16}

\frac{-1}{-3}+\frac{-15}{-3}

\frac{-13}{30}+\frac{13}{30}

\frac{-1}{5}+\frac{-8}{-5}

\frac{-11}{45}+\frac{-4}{45}

\frac{-17}{-90}+\frac{18}{90}

\frac{-17}{-50}+\frac{-7}{50}

\frac{-8}{25}+\frac{-2}{25}

\frac{-29}{8}+\frac{-26}{-8}

\frac{7}{15}+\frac{27}{-15}

\frac{9}{25}+\frac{10}{-25}

\frac{-5}{14}+\frac{5}{-14}

\frac{13}{12}+\frac{11}{-12}

\frac{7}{-5}+\frac{-8}{-5}

\frac{-13}{-42}+\frac{-19}{-42}

\frac{-2}{15}+\frac{-11}{-15}