價格：免費
更新日期：2020-07-07
檔案大小：2.2 MB
目前版本：1.02
版本需求：系統需求：iOS 12.4 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
Learn mental calculations in a playful way, passing level by level. The first two levels are free and suitable for the practice and study of simple calculations and multiplication tables.
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支援平台：iPhone, iPad