Program:

The source code to demonstrate the use of Truncate() method of Math class is given below. The given program is compiled and executed successfully.

using System;

class Sample
{
    //Entry point of Program
    static public void Main()
    {
        decimal decNum = 123.4567m;
        double dblNum = 123.4567;

        Console.WriteLine("Demonstration of Truncate method: ");
        Console.WriteLine(Math.Truncate(decNum));
        Console.WriteLine(Math.Truncate(dblNum));
    
    }
}

Output:

Demonstration of Truncate method:
123
123
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