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Scientific Calculator

Math Calculators

Trig, log, exponent, factorial · DEG/RAD modes

Quick Answer

Scientific Calculator: Trig, log, exponent, factorial · DEG/RAD modes. Supports + − × ÷ ^ ( ) ! % and sin/cos/tan/ln/log/sqrt.

Keyboard supported

0

Supported functions

InputMeaning
sin cos tanTrig (DEG/RAD toggle)
asin acos atanInverse trig
ln log log2Natural/common/base-2 log
sqrt cbrtSquare/cube root
abs exp roundAbs/exp/round
floor ceil max minFloor/ceil/max/min
n! n%Factorial (≤170) / percent
π e ansConstants & last answer

💡 Operator precedence: ^ (right-assoc) > × ÷ > + −. Use parentheses when in doubt. Trig functions follow the DEG/RAD toggle; ans recalls the last result.

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How to Use

  1. Enter values or expressions: type directly into the Scientific Calculator — keyboard friendly.
  2. Instant results: everything computes live as you type, no button needed.
  3. Follow the steps: the result panel shows full working and formula substitution.
  4. Copy or recompute: one-click copy; change any input to recalculate instantly.

Key Points

  • Scientific Calculator is a free online math tool — open and use, no sign-up.
  • All calculations run locally in your browser; your data never leaves the device.
  • Key capability: Trig, log, exponent, factorial · DEG/RAD modes.
  • Results come with formulas and reference tables so you can verify every number.

Formula & How It Works

Expression evaluation

Supports + − × ÷ ^ ( ) ! % and sin/cos/tan/ln/log/sqrt
Constants: pi, e · DEG/RAD modes

FAQ

How do I use the Scientific Calculator?
Open the page and fill in the input fields — results update automatically. Trig, log, exponent, factorial · DEG/RAD modes.
Are the results accurate?
Yes. All calculations use standard mathematical formulas and are verified for accuracy.
Is it free? Do I need to sign up?
Completely free. No registration, login or download required — just open and use.
Does it work on mobile?
Yes. The responsive design works on phones, tablets and desktops.
Is my data saved?
No. All calculations run locally in your browser. Nothing is uploaded or stored.

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Source & Updates

Standard mathematical formulas. All logic verified. Last updated: 2025-07

Last updated:

Formulas and content on this page are reviewed by the YiJianSuan team. For reference only — official sources prevail.

Maintained and periodically reviewed by the YiJianSuan editorial team — review process in ourEditorial Policy.

Cite this page: YiJianSuan. Scientific Calculator[EB/OL]. https://www.yijiansuan.com/en/c/math/scientific

Results provided by this tool are for reference only and do not constitute professional advice.