In this article, I will show you how to write a JavaScript program to add the sum of two given numbers by user.

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Program Listing

<doctype html>
		body {
			font-family: arial;
function add(){
var a,b,c;
c= a + b;
document.getElementById("answer").value= c;
<h3> Addition of Two Numbers in JavaScript </h3><br>
Give the First number : <input id="first"><br>
Give the Second number: <input id="second"><br><br>
The result <input id="answer"><br><br>
<button onclick="add()">Add</button>

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