Build a Calculator Using HTML, CSS, and JavaScript (Beginner-Friendly Project with Source Code)
Build a simple calculator using HTML, CSS, and JavaScript. Step-by-step beginner project with source code and easy explanation.
Build a Calculator Using HTML, CSS, and JavaScript (Beginner-Friendly Project with Source Code)
If you are learning web development, reading theory alone is not enough. The best way to improve your skills is by building real projects. In this tutorial, you will create a fully functional calculator using HTML, CSS, and JavaScript. This project is beginner-friendly and will help you understand how these three technologies work together. What You Will Build You will build a simple calculator that can perform addition, subtraction, multiplication, and division. Step 1: Create Project Files Create three files: index.html
style.css
script.js
Step 2: HTML Structure
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Calculator</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="calculator">
<input type="text" id="display" disabled>
<div class="buttons">
<button onclick="clea…
About the author
Prasun Barua is a graduate engineer in Electrical and Electronic Engineering with a passion for simplifying complex technical concepts for learners and professionals alike. He has authored numerous highly regarded books covering a wide range of elec…
