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Common CoreCCSS.Math.Content.2.NBT.8CCSS-2010

Mentally add 10 or 100 to a given number 100—900, and mentally subtract 10 or 100 from…

Common Core·math·Grade 2·Bloom: Apply·Last verified: May 21, 2026

Mentally add 10 or 100 to a given number 100—900, and mentally subtract 10 or 100 from a given number 100—900.

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10 or 100 More or Less →
Number Representation & Place Value · Ages 7–8 · try 3 free questions

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