🔢
Standard Calculator
Basic arithmetic: add, subtract, multiply, divide
arithmeticbasic mathcalculator
📖 How to Use
- Enter the first number
- Click an operator (+, −, ×, ÷)
- Enter the second number
- Click = to see the result
- Supports chained calculations and parentheses
📐 Formula
Supports four basic operations: add (+), subtract (−), multiply (×), divide (÷), and percentage (%).
❓ FAQ
How do I clear all inputs?▾
Click the C button to clear all inputs and calculation history.
Can I do chained calculations?▾
Yes, the previous result automatically becomes the first number for the next calculation.
🔗 Related Calculators
About Standard Calculator
This tool is completely free, no registration required. Works directly in your browser. Supports both PC and mobile devices.
Standard Calculator is a free online tool that works on both PC and mobile. No registration or download required — just open in your browser. Results are accurate and reliable for everyday use and professional reference.