a) [tex]1\frac{1\cdot5}{3\cdot5}+\frac{4\cdot3}{5\cdot3}=1\frac{5}{15}+\frac{12}{15}=\boxed{2\frac{2}{15}}[/tex]
b) [tex]2\frac{5\cdot8}{7\cdot8}+1\frac{3\cdot7}{8\cdot7}=2\frac{40}{56}+1\frac{21}{56}=\boxed{4\frac{5}{56}}[/tex]
c) [tex]\frac{5\cdot2}{9\cdot2}+\frac{5\cdot3}{6\cdot3}=\frac{10}{18}+\frac{15}{18}=\boxed{1\frac{7}{18}}[/tex]
d) [tex]2\frac{3\cdot2}{10\cdot2}+3\frac{3\cdot5}{4\cdot5}=2\frac{6}{20}+3\frac{15}{20}=\boxed{6\frac{1}{20}}[/tex]
e) [tex]2\frac{4\cdot7}{5\cdot7}+\frac{3\cdot5}{7\cdot5}=2\frac{28}{35}+\frac{15}{35}=\boxed{3\frac{8}{35}}[/tex]
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a) [tex]1\frac{1\cdot5}{3\cdot5}+\frac{4\cdot3}{5\cdot3}=1\frac{5}{15}+\frac{12}{15}=\boxed{2\frac{2}{15}}[/tex]
b) [tex]2\frac{5\cdot8}{7\cdot8}+1\frac{3\cdot7}{8\cdot7}=2\frac{40}{56}+1\frac{21}{56}=\boxed{4\frac{5}{56}}[/tex]
c) [tex]\frac{5\cdot2}{9\cdot2}+\frac{5\cdot3}{6\cdot3}=\frac{10}{18}+\frac{15}{18}=\boxed{1\frac{7}{18}}[/tex]
d) [tex]2\frac{3\cdot2}{10\cdot2}+3\frac{3\cdot5}{4\cdot5}=2\frac{6}{20}+3\frac{15}{20}=\boxed{6\frac{1}{20}}[/tex]
e) [tex]2\frac{4\cdot7}{5\cdot7}+\frac{3\cdot5}{7\cdot5}=2\frac{28}{35}+\frac{15}{35}=\boxed{3\frac{8}{35}}[/tex]