價格：免費
更新日期：2014-09-11
檔案大小：61.9 MB
目前版本：1.1.1
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Slice your way to being a Maths genius! As the Number Ninja you are able to solve addition, subtraction, division and multiplication equations either separately or in any combination. Choose from three difficulty levels and view your high scores. Improving your Maths skills has never been so much fun. Suitable for kids of all ages and adults who are still young at heart.
支援平台：iPhone, iPad