Colorado Academic Standards for Mathematics (2020)

4.NBT.B.4

cf57c7ca-0697-59b6-9d8e-47e78b06268c NQ.1 e3a950c6-672e-45f8-91f6-8f71adafe361 4.NBT.B 4.NBT.B.4

Fluently add and subtract multi-digit whole numbers using the standard algorithm.

Propose a mapping

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