What's New
1、适配最新iOS系统
2、更新广告SDK
3、优化游戏玩法
App Description
考验脑力和敏捷力的时候到了，游戏中给出加减乘除算法，用最快的速度算出答案，与游戏中给出的答案作比较，选择对与错。开动脑筋，尽力取得最好分数吧！
iPhone Screenshots
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iPad Screenshots
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App Changes
- August 15, 2015 Initial release
- August 29, 2015 New version 1.2
- November 12, 2015 New version 1.3
- December 01, 2016 New version 1.4
- June 15, 2019 New version 1.5
- October 23, 2020 New version 1.6
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