Justifying mathematical reasoning (age 8+)

Construct and present multi-step mathematical arguments; critique the reasoning of others and explain clearly why a method works or fails

Usually learned at ages 8–9

Builds on: Equivalent fractions (age 8+) (helps), Comparing fractions (age 8+) (helps), Justifying mathematical reasoning, Understanding Why (helps)

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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