Common Core Standards: 1.MD.C.4

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Tags: represent, and...

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Common Core Standards: 1.NBT.A.11.NBT.B.2b

exercise By Josie Fixler5/6/2014

Tags: starting ...

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Common Core Standards: 1.OA.C.61.NBT.B.2c

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Tags: 20, 30...

exercise By Christopher Della Fave2/21/2019

Tags: Tech for Success ELA K-2

Common Core Standards: 1.NBT.C.41.NBT.C.51.NBT.C.6

exercise By Josie Fixler5/15/2014

Tags: includi...

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Tags: first grade, parts of a set, unit fractions

exercise By Christopher Della Fave2/21/2019

Tags: Tech for Success Math K-2

Common Core Standards: 1.NBT.B.2c

exercise By Josie Fixler7/24/2014

Tags: 20, 30...