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Unit: Addition and subtraction

0

Possible mastery points

Multi-digit addition

Learn

Practice

Add within 1000Get 3 of 4 questions to level up!
Multi-digit additionGet 3 of 4 questions to level up!

Multi-digit subtraction

Learn

Practice

Subtract within 1000Get 3 of 4 questions to level up!
Multi-digit subtractionGet 3 of 4 questions to level up!

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Unit test

Level up on all the skills in this unit and collect up to 400 Mastery points!