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Unit: Addition and subtraction

0

Possible mastery points

3-digit addition

Learn

Practice

Select strategies for adding within 1000Get 3 of 4 questions to level up!
Add within 1000Get 3 of 4 questions to level up!

3-digit subtraction

Learn

Practice

Subtract on a number lineGet 3 of 4 questions to level up!
Subtract within 1000Get 3 of 4 questions to level up!

Up next for you:

Unit test

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