ислите: a) \(\frac{5}{8} + \frac{1}{4}\) b) \(\frac{4}{9} + \frac{1}{12}\) в) \(\frac{1}{3} + 0\) г) \(\frac{10}{11} - \frac{2}{5}\) д) \(\frac{2}{5} + \frac{5}{6}\) e) \(\frac{6}{21} - \frac{1}{18}\) a) \(\frac{1}{3} + \frac{5}{12} + \frac{1}{6} + \frac{7}{12}\) б) \((\frac{5}{8} - \frac{1}{6}) + \frac{7}{24}\)