1) \(\frac{15}{6}\) = \(2\frac{3}{6}\) = \(2\frac{1}{2}\) 2) \(\frac{39}{12}\) = \(3\frac{3}{12}\) = \(3\frac{1}{4}\)
Ответ: 1) \(2\frac{1}{2}\); 2) \(3\frac{1}{4}\)