Basic Calculator with HTML, CSS and JS

Mario Sanchez Carrion

I am a math tutor currently helping middle and high school students master common math concepts, and getting them prepared for the SAT and ACT tests.

I am also a computer programming enthusiast, especially interested in data analytics using Python, SQL and R.

I previously worked in international marketing and product development for Fortune 500 companies, for more than 25 years.

👋 Contact me at mario@mariosanchez.org.

Basic Calculator with HTML, CSS and JS

A basic calculator that adds, subtracts, multiplies and divides

Made with: HTML | CSS JavaScript

Source Files Live Demo

Project involved creating the calculator interface with HTML and CSS and then adding fuctionality through event handlers and callback functions. It works fine, with some improvements yet to be made, like limiting the display to a certain number of digits so that they fit in the calculator window when the number is too large.

You can try it out here: