The Power of Ten: Building Place Value and Fluency · Number & Operations

The Architecture of Three-Digit Numbers

Investigating how numbers up to 1,000 are composed of bundles of hundreds, tens, and ones.

Key Questions

  1. 1How does the position of a digit change its actual value within a number?
  2. 2Why is it more efficient to count by hundreds or tens rather than by ones?
  3. 3What happens to a number's value when we have more than nine in any given place?

Common Core State Standards

CCSS.Math.Content.2.NBT.A.1CCSS.Math.Content.2.NBT.A.3
Grade: 2nd Grade
Subject: Mathematics
Unit: The Power of Ten: Building Place Value and Fluency
Period: Number & Operations

Suggested Methodologies

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