219. Выполните сложение: а) \(\frac{3}{13} + 5\frac{7}{13}\); б) \(6\frac{2}{17} + 3\frac{11}{17}\); в) \(2\frac{5}{9} + 9\); г) \(8 + 7\frac{5}{6}\); д) \(4\frac{5}{11} + 1\frac{6}{11}\); е) \(9\frac{11}{15} + 5\frac{8}{15}\)

а) \(\frac{3}{13} + 5\frac{7}{13} = 5 + \frac{3+7}{13} = 5\frac{10}{13}\) б) \(6\frac{2}{17} + 3\frac{11}{17} = 6 + 3 + \frac{2+11}{17} = 9 + \frac{13}{17} = 9\frac{13}{17}\) в) \(2\frac{5}{9} + 9 = 2 + 9 + \frac{5}{9} = 11\frac{5}{9}\) г) \(8 + 7\frac{5}{6} = 8 + 7 + \frac{5}{6} = 15\frac{5}{6}\) д) \(4\frac{5}{11} + 1\frac{6}{11} = 4+1 + \frac{5+6}{11} = 5 + \frac{11}{11} = 5+1=6\) е) \(9\frac{11}{15} + 5\frac{8}{15} = 9 + 5 + \frac{11+8}{15} = 14 + \frac{19}{15} = 14 + 1\frac{4}{15} = 15\frac{4}{15}\) Ответ: а) \(5\frac{10}{13}\); б) \(9\frac{13}{17}\); в) \(11\frac{5}{9}\); г) \(15\frac{5}{6}\); д) 6; е) \(15\frac{4}{15}\)