Using inverse operations

Recognise and use relationships between operations including inverse operations; use these relationships to check answers and simplify calculations

Usually learned at ages 11–12

Builds on: Order of operations, Multi-step problems: choosing operations

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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