A quick and fun way to learn and practice adding, subtracting and multiplying negative numbers. Race against the clock to answer the questions as quickly as possible. Enjoyable and useful for anyone. Multiple game modes - practice for people of different ability levels. Leaderboard - beat your time until you're a master.
История обновлений
1.1
2016-10-05
This app has been updated by Apple to display the Apple Watch app icon.