價格：免費
檔案大小：9 MB
版本需求：需要 iOS 7.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Math practice game
Math addition and subtraction game, you have to be quick to stay in the game. There are 3 different difficulties to try and master
支援平台：iPhone, iPad