React Calculator App

A responsive calculator built with React, TypeScript, and SCSS, featuring keyboard support, theme toggle, and safe arithmetic evaluation using mathjs.

Live Demo

https://simplereactcalculator.netlify.app/

Features

• Basic arithmetic: +, -, *, /
• Parentheses () and decimal points
• Keyboard support (0-9, +, -, *, /, Enter, Backspace, Escape, (, ))
• Prevents invalid input (multiple operators, multiple decimals in a number, unmatched parentheses)
• Clear (C) and delete last character functionality
• Light/dark theme toggle

Installation

git clone <repository-url>
cd <repository-folder>
npm install
npm run dev