Percentages (age 12+)

Solve problems involving percentage increase, percentage decrease, finding the original value after a percentage change, and calculating simple interest

Usually learned at ages 12–14

Builds on: Decimals and fractions (age 10+), Proportional Reasoning Vocabulary (helps), Calculating Percentages

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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