Number: Place Value & Integers

Central Idea:

Using place value to organize the counting, ordering and interpretation of number helps us to understand relationships between quantities.

Lines of Inquiry

  • Without a place value system numbers have no meaning (CAUSATION)
  • Understanding the base 10 place value system allows us to perform number operations (CONNECTION)
  • Numbers can be represented in different forms (CHANGE)
  • The number line goes on infinitely in both directions and can be used to show integers (FUNCTION)



Place Value Pirates

Place Value Games

Middle School Math Games


Integers Games

All About Integers

Skillwise: Negatives

Cool Links


Negative Numbers Introduction

Ordering Negative Numbers

Adding Negative Numbers

Adding Integers with Different Signs

Adding/Subtracting Negative Numbers

Multiplying Negative Numbers

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