Subtract Integers Using Number Lines

This Subtract Integers Using Number Lines video also includes:

Sea level and debt have what in common? How to introduce subtracting negative numbers to your learners! The video introduces word problems that relate to different subtraction situations. These problems create good scenarios to explain the double subtraction, such as removing debt. Each problem relates back to the number line to show that sometimes we have to add to subtract. 

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CCSS: Designed
Instructional Ideas

  • This is the second video in a five-part series, use other videos for more practice with subtracting integers
Classroom Considerations

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Pros

  • Connects real-world situations to subtracting negative numbers
  • Good explanations of how to reverse subtraction and negatives on the number line
Cons

  • No extra practice problems
Common Core