6) \(5\frac{1}{2}+2\frac{5}{12}\)

\(\frac{1}{2}=\frac{6}{12}\).

\(5\frac{1}{2}+2\frac{5}{12}=7+\frac{6}{12}+\frac{5}{12}=7\frac{11}{12}\).

Ответ: \(7\frac{11}{12}\).