CASIO Scientific Calculator
Free online CASIO fx-CG100 scientific calculator. Natural textbook display, trig, log, factorial, permutations, and more. Keyboard support included.
How to Use the CASIO Calculator
- Type numbers and operators using the on-screen buttons or your keyboard.
- Use sin, cos, tan, log, ln for scientific functions.
- Press SHIFT for inverse trig functions and additional operations.
- Press EXE (or keyboard Enter/=) to evaluate.
- Use nPr and nCr for permutations and combinations.
- Toggle DEG/RAD with the mode indicator.
Features
- Realistic CASIO fx-series calculator design
- Natural textbook-style display
- Full scientific functions: sin, cos, tan, log, ln, sqrt, powers
- Factorial, permutations (nPr), combinations (nCr)
- Inverse trig functions via SHIFT key
- DEG/RAD angle mode toggle
- Calculation history (up to 50 entries)
- Full keyboard support
- 100% client-side -- no data sent to any server
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