價格：免費
更新日期：2019-06-29
檔案大小：7.1M
目前版本：1.0.0
版本需求：Android 4.1 以上版本
官方網站：mailto:athenajeigh@yahoo.com.ph
Email：https://ilocanodev.weebly.com/addition-and-subtraction-any-digit.html
Here is a simple app that will help anyone improve their math skills.
Features:
- Free and offline
- Suitable for any age
- Includes 3 basic operations: Add, Subtract and Multiply
- Set your own number range (sample: 1 to 3 or 20 to 2000 or 150 to 500 etc.)
- All numbers are randomly generated
- Simple design and less ads
Future updates:
- Add mods
- "Division"
