Calculator

Quick arithmetic calculations with a simple interface

What is This Calculator?

A simple in-browser calculator that evaluates basic arithmetic expressions. It supports addition (+), subtraction (-), multiplication (*), division (/), and parentheses for grouping operations. All calculations happen entirely in your browser — no data is sent to any server.

When to Use This Tool

• Quick mental arithmetic checks
• Calculating percentages or ratios
• Verifying math problems from textbooks or online resources
• Any time you need a fast, private calculation without opening a full calculator app

Examples

2 + 3 * 4 = 14 (multiplication before addition)

(2 + 3) * 4 = 20 (parentheses change order of operations)

10 / 3 = 3.3333333333333335