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Knowledge atom

Count a set of objects and record the count as a numeral within 120

G1.NUM.13Grade 1NumbersSource mission: See, Count & Record Quantities

Counts a collection of up to 120 objects, organizing the count, often into groups of ten, and records the numeral.

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Standards alignment

1.NBT.A.1

Prerequisites

Common misconceptions

  • counts large sets one by one and loses place without adopting grouping

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Counts a collection of up to 120 objects, organizing the count, often into groups of ten, and records the numeral.

Estimated time: ~5 min

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