What's New
This app has been updated by Apple to use the latest Apple signing certificate.
Performance optimization
App Description
Touch the numbers, their summation should equal to the number showed at the top.As quickly as possible! Then the numbers will disappear.
It's a very good App for children to learn mathematics!
App Changes
- October 21, 2015 Initial release
- June 13, 2019 New version 2.19.20