Checking Answers by Rounding

Use rounding to check answers to calculations and determine appropriate levels of accuracy in context

Usually learned at ages 9–10

Builds on: Rounding Large Numbers, Estimating by rounding

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On the map from: Marble Skill Taxonomy (v1), © Generative Spark, Inc. (withmarble.com), text CC BY-SA 4.0, database ODbL 1.0: https://github.com/withmarbleapp/os-taxonomy