Scientific Calculator
Evaluate expressions with standard precedence: sin/cos/tan, log/ln, square roots, powers and factorials, in degrees or radians — with a persistent history.
Example values are shown — change any of them and the answer updates live.
Type an expression or tap a key.
Result
14
2 + 3 × 4
2 + 3 × 4 =
Expression2 + 3 × 4
Angle unitDEG
History entries0
Parentheses-first math with standard precedence. Trig uses your chosen angle unit.
Exact arithmetic — computed instantly in your browser.