Mine

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Average
{
    class Program
    {
        static void Main(string[] args)
        {
            int firstNumber;
            int secondNumber;
            int thirdNumber;
            int fourthNumber;
            int fifthNumber;

            

            Console.WriteLine("Please enter a number: ");
            firstNumber = Convert.ToInt32(Console.ReadLine());

            Console.WriteLine("Please enter a number: ");
            secondNumber = Convert.ToInt32(Console.ReadLine());

            Console.WriteLine("Please enter a number: ");
            thirdNumber = Convert.ToInt32(Console.ReadLine());

            Console.WriteLine("Please enter a number: ");
            fourthNumber = Convert.ToInt32(Console.ReadLine());

            Console.WriteLine("Please enter a number: ");
            fifthNumber = Convert.ToInt32(Console.ReadLine());

            int sixthNumber = firstNumber + secondNumber + thirdNumber + fourthNumber + fifthNumber / 5;

            Console.WriteLine("The average of your numbers is: " + sixthNumber);    
            Console.ReadLine();
        }
    }
}