Mental Math Free

Become good with numbers. Practice makes perfect! Let's enjoy mental math and train your brain!

Features

- Times Table Training(1~99!)

- Useful tips to simplify difficult math problems and exercises to use them.

- Four arithmetic operations training in three difficulty levels

- "Hide Question" mode to train to hold numbers in memory for mental calculation.

- Flash mental calculation

Please let me know any bugs and suggestions, and your secrets of mental math!

</div> <div class="id-app-translated-desc" style="display:none">成为很好用的数字。熟能生巧！让我们一起来欣赏心算和训练你的大脑！

产品特点

- 时代表培训（1〜99！）

- 有用的提示，以简化困难的数学问题和练习使用它们。

- 四则运算的三个难度级别培训

- “隐藏问题”的模式，培养在内存中保持对数字的心算。

- 闪光心算

请让我知道心算的任何bug和建议，以及你的秘密！</div> <div class="show-more-end">