Adding and Subtracting Integers with Chips


Use chips to model addition and subtraction of positives and negatives. Explore the effect of zero pairs. See how to use zero pairs to help special cases of addition and subtraction.

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Assessment Questions (5):

  1. What addition problem is modeled below?

    Chip model
  2. What does 3 + (–9) equal?
  3. What does 5 – (–8) equal?
  4. Which of the following equations is true?
  5. Which of the following subtraction problems would NOT require zero pairs to solve using chips?

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