Adding Integers

This Adding Integers assessment also includes:

What numbers add to be zero? This introductory lesson on the addition of integers uses an inquiry-based approach. The class participates in activities that lead to the formation of integer addition rules. The STEM lesson plan culminates with groups presenting a method and solution to a randomly chosen word problem.

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CCSS: Designed
Instructional Ideas

  • Devote an entire day to using two-colored counters to model addition of integers
  • Encourage groups to develop their own strategies for determining the sum and use counters to verify they are correct
Classroom Considerations

  • Requires two-colored counters 
  • Pupils need colored markers or pencils to record counter actions

  • The resource provides a concrete method to develop the idea of adding integers
  • The plan asks the class to journal about their learning

  • No keys are provided
  • Post-assessment is identical to the pre-assessment with limited addition problems