價格：免費
更新日期：2019-05-19
檔案大小：4.6M
目前版本：1.0
版本需求：Android 4.0 以上版本
官方網站：mailto:svitosoft@gmail.com
This game trains your brain, helps you to perform fast simple mathematical calculation. Does not matter if you are young or in age. This ability helps you in your daily life.
Just click on the field with number you want to add.
Game consists from 5 level.
Enjoy the game!