Number Pairs

Categories: Sim, Coirle, Addition, 2nd Grade, 3rd Grade, 2.4.B, 3.2.B, 1.5.B, Math Concepts, Mathematics, Number, Game, Simulation Tags: 1.NBT.C.4, 2.OA.C.4, 1.NBT.B.2c, 2.OA.C.3, 1.NBT.B.2b, phet, 2.NBT.B.8, 1.NBT.B.2a, make a ten, 2.NBT.B.7, 1.NBT.B.2, 2.NBT.B.6, 2.NBT.B.5, 1.OA.C.6, 1.OA.B3, 1.OA.B.3, simulation, 1NBT.C.6, 1.NBT.C.6, 1.5.B, 1.NBT.C.5, add

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