pembulatan2angkaBlakangKoma

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace pembulatan2angkaBlakangKoma

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            double a, b;

            a = Convert.ToDouble(textBox1.Text);

            b = Math.Round(a, 2);

            textBox2.Text = Convert.ToString(b);

        }

    }

}