practice math tasks

This is an easy why to practice mental arithmetic, with three numbers,

Click on "random math task" and the app will show you a math task, if you have your result, you can Check it. Press the "Check!" button, and you will see that you are writhe or wrong.

Tip: If you long press the "Check" button the app will reset.

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have you any other question please contact me: haelbito@gmail.com

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maybe you can find one to two easteregs in my App.