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Unit 2 – Place Value

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Click on each lesson to view a step-by-step guide.

Third Grade Math Lessons:

Mini-Unit 1 – Understanding 4-Digit Numbers

  • 1.1 Counting & Skip-Counting
  • 1.2 Changing 1 Place at a Time
  • 1.3 Number Forms
  • 1.4 Place Value Relationships

Mini-Unit 2 – Understanding 5-Digit Numbers

  • 2.1 Counting & Skip-Counting
  • 2.2 Changing 1 Place at a Time
  • 2.3 Number Forms
  • 2.4 Place Value Relationships

Mini-Unit 3 – Comparing & Ordering Numbers

  • 3.1 Comparing 4 Digit Numbers
  • 3.2 Ordering 4 Digit Numbers
  • 3.3 Comparing 4 & 5 Digit Numbers
  • 3.4 Ordering 4 & 5 Digit Numbers

Mini-Unit 4 – Rounding as Estimation

  • 4.1 Rounding to the Nearest 10
  • 4.2 Rounding to the Nearest 100
  • 4.3 Rounding to the Nearest 1,000
  • 4.4 Rounding to the Nearest 10,000