Math Puzzles: practice mental math play online

Practice mental math for: addition, subtraction, multiplication table, division and percentage.

How to use:
1. Application presents math puzzle, e.g. 23 + 21 = ?.
2. Calculate result in your mind.
3. Press "Show answer" button to see correct answer.
4. Self evaluate your answer - use buttons "Incorrect" or "Correct".
5. Next puzzle will be presented.
6. After practice session you will see summary in chart form.

Application is configurable - you can enable or disable desirable operations, change calculation scopes (e.g. max results) and number puzzles in single session.