Math Free - Single and Double digit Addition and Subtraction app for iPhone and iPad

Fun and intuitive way to introduce double digit addition and subtraction.

The animated numbers show how the carry over works. In no time your child will start doing double digit operations even without realizing it.

Features:
1) Single digit Addition and Subtraction
- 5 levels gradually increasing in difficulty
2) Concept section (little bulb in top left corner of main screen)
- Explains the units and tens position
3) Double digit Addition and Subtraction
- Level 1: Without carryover
- Level 2: With carryover

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