using System;

public class Program

{

    public static void Main()

    {

        Decimal a = 0.071839921027254547M;

        Double c = Decimal.ToDouble(a);

        double b = 0.0718399210272545;

        if(Math.Abs(b - c) < 0.0000000000000001){

           Console.WriteLine("2 gia tri test bang nhau");

        }

    }

}