暗算トレーニング ゲーム アプリ

It is a free app that you can enjoy training your calculation and mental arithmetic skills.

The problem is the popular fill-in-the-blank format,

Because you only need to select the calculation symbol

Anyone can enjoy it easily.

There are 1 to 5 levels

As the difficulty level gradually increases,

You can easily get your brain.

I need to answer within the time limit, so

It is also a training for reflexes and mental arithmetic.

Because you can feel free to do it during the gap time

It's also perfect for killing time!

[Recommended for people like this! ]

Those who like math and arithmetic

Those who are not good at calculations, mental arithmetic, and numbers

Those who like brain games

Those who like to get smarter, such as brains and pazuru

Those who want to train their brains while crushing

Those who want to train their brain for free

Those who want to increase the calculation speed

Those who want to do brain teasers easily