public static void Main(string[] args) { var newton = new Mathematical(); Console.WriteLine("Valor inicial = 0\n"); newton.ExecuteOperation('+', 1000); newton.ExecuteOperation('-', 500); newton.ExecuteOperation('*', 2); newton.ExecuteOperation('/', 4); newton.ExecuteOperation('/', 5); newton.ExecuteOperation('/', 10); newton.ExecuteOperation('*', 3); newton.ExecuteOperation('+', 1); newton.BackOperations(5); newton.ExecuteOperation('*', 10); newton.ExecuteOperation('*', 10); newton.BackOperations(5); Console.ReadKey(); }