Multi-Step Problem Solving
With teacher support, make sense of multi-step problems involving larger numbers or mixed operations by breaking them into parts, choosing strategies, and checking answers for reasonableness — children at this stage are developing the habit with guidance; independent strategy evaluation comes later
Usually learned at ages 7–8
Builds on: Trying a New Approach (helps), Building sentences (helps), Guided Multi-Step Problem Solving, Estimating by rounding (helps), Missing number problems (age 7+) (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