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Adding and Subtracting Integers: Adding and Subtracting Integers: step- by- step video Practice Quiz: test you knowledge on integers Integer Leap: jump into power ups and candies to unlock new heights and achievements while answering integer questions Math Missile: use your math skills and knowledge of integers to launch missiles and destroy alien invaders Math Buzz: use your integer skills to defend the queen and collect pollen for your hive throughout five unique worlds