Two-Step Equations
Solve two-step word problems using the four operations; represent problems using equations with a letter standing for the unknown quantity
Usually learned at ages 8–9
Builds on: Fluent adding and subtracting within 1000 (helps), Rounding to 10, 100, 1000 (helps), Two-Step Word Problems
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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