Can I use my keyboard?
Yes. The number keys, decimal point, plus, minus, multiply, divide, Enter, Backspace, and Escape all work.
Free Online Calculator — No Signup Needed
Add, subtract, multiply, and divide with large, simple buttons. It works directly in this browser, with no account and nothing to install.
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Private by design: this tool works on your device. Your information is not uploaded.
How to use this simple calculator
- Enter the first number with the large buttons or your keyboard.
- Choose plus, minus, multiply, or divide, then enter the next number.
- Select the equals button or press Enter to see the answer.
Common questions
What does the percent button do?
It divides the number currently shown by 100. For example, 25 becomes 0.25.
Does this calculator save my calculations?
No. The calculations happen in your browser and are not saved.