Since Windows 8 supports both "Modern" (Windows Store) apps and traditional "Desktop" (.exe) programs, you have two ways to get your calculator running:
Is this for or basic home use ?
If you find an older calculator tool that isn't launching correctly on Windows 8, right-click the shortcut, go to Properties > Compatibility , and select "Run this program in compatibility mode for Windows 7." Why Use a Third-Party Calculator? scientific calculator download for windows 8
Keyboard-centric design, auto-completion for functions, and 50 decimal place precision.
Engineers and scientists who grew up using HP hardware. 4. GeoGebra Classic Since Windows 8 supports both "Modern" (Windows Store)
Fully optimized for Windows 8 (32-bit and 64-bit). 2. SpeedCrunch
Full graphing engine, equation solver, and triangle solver. Engineers and scientists who grew up using HP hardware
Identical layout to the physical HP 15C, RPN (Reverse Polish Notation) support, and complex number handling.