Negative Numbers - Free

提供 Vicki Partridge AppTrack Ninja。

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.

カテゴリ: Education, Games, Trivia

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