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Addition and subtraction

Practice
Making 5Get 5 of 7 questions to level up!
Making small numbers in different waysGet 5 of 7 questions to level up!
Level up on the above skills and collect up to 600 Mastery points
Level up on the above skills and collect up to 400 Mastery points
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Unit test

Level up on all the skills in this unit and collect up to 1000 Mastery points!

About this unit

Learn the basics of adding and subtracting.