CALCULATOR
Basic Calculator
Enter an arithmetic expression to calculate everyday totals instantly.
Use the number keys for quick arithmetic.
Operation: none
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How this calculator works
The calculator follows standard operator precedence. Use parentheses when you need part of an expression calculated first.
Division by zero and incomplete expressions do not produce a valid result.
Calculation example
Example input: 12 × (3 + 2)
Result: The result is 60 because the parentheses are calculated first.
Frequently asked questions
Does the calculator follow operator precedence?
Yes. Parentheses are evaluated first, followed by multiplication and division, then addition and subtraction.
Can I calculate percentages?
Yes. Use the percentage control to calculate discounts, rates, and everyday percentage values.