Advanced Calculator
0
Perform basic and advanced math calculations right in your browser. This free online calculator handles addition, subtraction, multiplication, division, percentages, square roots, exponents, and more. Features keyboard support, calculation history, and memory functions — no app download required.
Key Features
- ✓All basic operations: +, −, ×, ÷
- ✓Percentages and square roots
- ✓Exponents and parentheses
- ✓Calculation history tracking
- ✓Memory functions (M+, M−, MR, MC)
- ✓Full keyboard shortcut support
How to Free Online Calculator
- 1
Enter your calculation
Type numbers and operators using the buttons or your keyboard.
- 2
Press equals
Click = or press Enter to see the result.
- 3
Continue calculating
Use the result in further calculations or clear to start fresh.
Common Use Cases
- •Quick everyday math calculations
- •Converting percentages and ratios
- •Checking homework answers
- •Simple financial computations
Frequently Asked Questions
Does it follow order of operations?▼
Yes. The calculator follows standard PEMDAS/BODMAS order: parentheses, exponents, multiplication/division (left to right), addition/subtraction (left to right).
Can I use keyboard shortcuts?▼
Yes. Use number keys, +, -, *, / for operators, Enter for equals, Escape to clear, and Backspace to delete.