Bug fixes and performance improvements. Occasionally a scan would incorrectly show an invalid algebraic expression, which is now fixed.

Version 2.2.0 includes processing for:
•   Order of Operations (PEMDAS / BODMAS)
•   Mean, Median, Mode & Range
•   Powers / Exponents
•   Factorials
•   Trig functions

Improved View Finder:
•   4 sizes available (double-tap on screen to change size)
•   Color coded for pause scanning and dragging

Bug fix to correct another problem with the "How To Use" help screens.

Bug fix to correct a problem with the "How To Use" help screens.

User experience improvements:

- Larger area to show result step details
- Smoother animated math problem View Finder
- New, easy to follow, animated "How to use" screens
- New options screen
- New app icon.

Fixed an issue where a hint message was covering the Step button.

MathCam 2.0 is here with an all new user interface!

Detailed step-by-step color coded instructions.
Highlighted operations match the step-by-step instructions to show exactly which digits are used in the operation.
Performance improvements.

Improved display of math problems.

Improved processing of decimal and thousands separators.

User Experience enhancements.

General performance improvements.

Minor bug fixes.