\frac{13}{63}+\frac{-14}{-63}

\frac{-19}{6}+\frac{-24}{6}

\frac{-5}{-3}+\frac{20}{3}

\frac{-1}{-3}+\frac{-18}{3}

\frac{2}{-5}+\frac{21}{5}

\frac{13}{20}+\frac{-3}{20}

\frac{7}{-18}+\frac{9}{18}

\frac{11}{15}+\frac{4}{15}

\frac{-5}{-28}+\frac{-27}{-28}

\frac{5}{24}+\frac{-10}{24}

\frac{3}{4}+\frac{29}{-4}

\frac{-25}{-63}+\frac{29}{-63}

\frac{-11}{-3}+\frac{-29}{3}

\frac{2}{17}+\frac{9}{-17}

\frac{-17}{-27}+\frac{20}{27}

\frac{1}{4}+\frac{24}{4}

\frac{-3}{20}+\frac{-17}{-20}

\frac{-1}{9}+\frac{-27}{9}

\frac{29}{-50}+\frac{-11}{-50}

\frac{13}{42}+\frac{29}{42}

\frac{-5}{8}+\frac{28}{8}

\frac{-5}{-4}+\frac{-27}{-4}

\frac{8}{21}+\frac{15}{-21}

\frac{3}{-8}+\frac{26}{-8}

\frac{-1}{10}+\frac{13}{10}

\frac{-7}{48}+\frac{-17}{-48}

\frac{17}{20}+\frac{26}{-20}

\frac{-5}{-18}+\frac{-6}{-18}

\frac{7}{5}+\frac{-15}{-5}

\frac{-12}{-35}+\frac{-10}{-35}