Common Core Standards: 2.OA.A.12.OA.B.22.OA.C.32.OA.C.42.NBT.A.1a2.NBT.A.1b2.NBT.B.72.NBT.B.82.NBT.A.22.NBT.A12.NBT.A.32.NBT.A.42.NBT.B.52.NBT.B.62.MD.D.102.NBT.B.92.MD.A.12.MD.A.22.MD.A.32.MD.A.42.MD.B.52.MD.B.62.MD.C.72.MD.C.82.MD.D.92.G.A.12.G.A.22.G.A.3

exercise By Josie Fixler5/21/2015

Tags: 200, ...

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Tags: Tech for Success Math K-2

exercise By Alyssa Wilkey3/27/2018

Tags: DRE MATH

exercise By Talia10/5/2018

Common Core Standards: 2.NBT.B.72.NBT.B.82.NBT.A.1a2.NBT.A.1b2.NBT.B.52.NBT.B.62.OA.A.12.OA.B.2

exercise By Josie Fixler8/6/2014

Tags: 200, ...

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Tags: Achieve The Core

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exercise By Anna Marie F Smith2/17/2022

Common Core Standards: 2.NBT.A.32.NBT.A12.NBT.A.1a2.OA.B.22.NBT.B.52.NBT.B.62.NBT.B.7

exercise By Josie Fixler11/30/2015

Tags: expanded form, categorizing, , bundles, sticks

Common Core Standards: 3.OA.A.13.NF.A.14.OA.A.24.OA.A.33.OA.A.33.NBT.A.23.OA.A.23.OA.D.83.NF.A.2b3.OA.A.43.OA.C.73.NBT.A.33.OA.D.93.OA.B.53.NBT.A.13.MD.C.53.MD.C.63.MD.C.7a

exercise By Polly Brewer4/13/2015

Tags: Array, Arrays, fraction, Addition, Subtraction, Equation, Relation between addition and subtraction, ...