Realizar Operaciones Aritméticas Básicas En C#

// First and Last Name: John Doe

using System;

namespace ArithmeticOperations
{
    class Program
    {
        // The Main method is where the program execution begins
        static void Main(string[] args)
        {
            // Declare variables to store user input
            int number1, number2;

            // Ask the user to enter the first number
            Console.Write("Enter a number: ");
            number1 = Convert.ToInt32(Console.ReadLine()); // Read and convert the input to an integer

            // Ask the user to enter the second number
            Console.Write("Enter another number: ");
            number2 = Convert.ToInt32(Console.ReadLine()); // Read and convert the input to an integer

            // Perform arithmetic operations
            int sum = number1 + number2;
            int difference = number1 - number2;
            int product = number1 * number2;
            int quotient = number1 / number2; // Integer division
            int remainder = number1 % number2; // Modulus operation

            // Display results with formatted output
            Console.WriteLine("{0} + {1} = {2}", number1, number2, sum);
            Console.WriteLine("{0} - {1} = {2}", number1, number2, difference);
            Console.WriteLine("{0} x {1} = {2}", number1, number2, product);
            Console.WriteLine("{0} / {1} = {2}", number1, number2, quotient);
            Console.WriteLine("{0} mod {1} = {2}", number1, number2, remainder);

            // Wait for the user to press a key before closing the console window
            Console.ReadKey(); // This keeps the console window open until a key is pressed
        }
    }
}

 Output

Enter a number: 12  
Enter another number: 3  
12 + 3 = 15  
12 - 3 = 9  
12 x 3 = 36  
12 / 3 = 4  
12 mod 3 = 0