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MathGrade 2Place Value

Knowledge atom

Add within 1000 composing a ten

G2.NBT.21Grade 2Place ValueSource mission: Add Within 1,000

Adds three-digit numbers where the ones exceed ten, regrouping into the tens place.

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Standards alignment

2.NBT.B.7

Prerequisites

Common misconceptions

  • carries the wrong digit or writes the full ones sum in the ones column

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Adds three-digit numbers where the ones exceed ten, regrouping into the tens place.

Estimated time: ~5 min

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