Calculators
Scientific Calculator
A full-featured scientific calculator with trigonometry, logarithms, exponents, roots, and constants. Works entirely in your browser.
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Usage notes
- Trig functions use degrees by default.
- Use parentheses for complex expressions.
- π and e insert their mathematical constant values.
How to Use This Tool
- 1Click buttons or build an expression.
- 2Press = to evaluate.
- 3Press C to clear.
Frequently Asked Questions
- Are trig functions in degrees or radians?
- Degrees. sin(90) = 1.
- Can I type expressions?
- Use the buttons for reliable input. The display shows the current number.