Build a Calculator App Using HTML, CSS & JavaScript | Step-by-Step Tutorial for Beginners

Want to build a cool and practical project while learning front-end development? In this video, we’ll create a fully functional Calculator Web App using just HTML, CSS, and JavaScript — no libraries or frameworks needed!

This beginner-level tutorial is perfect for those who want to understand how JavaScript handles real-time user inputs and calculations. We'll design a responsive layout and write clean logic to perform basic operations like addition, subtraction, multiplication, and division.

🔥 What’s Inside This Tutorial:
✅ Build a custom calculator UI from scratch
✅ Style your app with responsive and modern CSS
✅ Use JavaScript to manage real-time inputs and calculations
✅ Handle user interaction through button clicks and DOM events
✅ Add clear, reset, and backspace functions for a better user experience

💻 Tech Stack:
✅ HTML – for layout and structure
✅ CSS – for styling and responsiveness
✅ JavaScript – for logic and interactivity

🔔 Key Highlights:
✅ Fully functional calculator logic
✅ Mobile-friendly and responsive layout
✅ Great mini project for resumes or practice

📁 Want the Source Code?
https://github.com/manishmishra555/ca...


📈 Perfect For:
• Students learning front-end development
• Beginners exploring JavaScript projects
• Anyone building a web dev project portfolio


📢 Don’t forget to hit LIKE 👍, SUBSCRIBE 🔔, and SHARE 💬 this tutorial if you enjoyed building this cool utility app.
💡 Got a project idea you'd love to see next? Let me know in the comments!

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