# CLI Calculator A simple command-line calculator application written in Node.js. ## Features - Basic arithmetic operations: addition, subtraction, multiplication, division - Interactive CLI interface - Error handling for invalid operations ## Installation No dependencies required - uses Node.js built-in modules only. ## Usage ```bash npm start ``` Or run directly: ```bash node calculator.js ``` ## Examples ``` > 5+3 = 8 > 10-2 = 8 > 4*6 = 24 > 20/4 = 5 ``` Type `quit` or `exit` to close the calculator.