Colorado Academic Standards for Mathematics (2020)
4.NF.B.3.a
cf57c7ca-0697-59b6-9d8e-47e78b06268c NQ.1 f49c4bde-4d57-4920-89dc-54eadbb5dd09 4.NF.B 4.NF.B.3 4.NF.B.3.a
Understand addition and subtraction of fractions as joining and separating parts referring to the same whole.
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