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2.NBT.B.8 Common Core Games, Videos, Lessons, Worksheets, and Quizzes

CCSS.Math.Content.2.NBT.B.8:
Mentally add 10 or 100 to a given number 100-900, and mentally subtract 10 or 100 from a given number 100-900.

Worksheets

Games

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Videos

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Lessons

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