價格：免費
更新日期：2017-02-25
檔案大小：4.0M
目前版本：3.3
版本需求：Android 4.0 以上版本
官方網站：mailto:dev.robert15@gmail.com
The app is intended to children with 7 years or more.
Available operations :
Multiplication of Natural Numbers ;
Addition and Subtraction of Integers.
Each wrong response is recorded on a list which is used to train.
The application allows selection of several levels.
Points:
Each Right Answer:
Multiplication of Natural Numbers :Level x 1
Addition of Integers:Level x 2
Subtraction of Integers:Level x 3