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7th Grade - Multiply Two Negatives

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Understand that -(-a) = a for any number a. 0706.2.5


Links verified on 6/10/2014


  1. How to Multiply Negatives - a lesson contributed to algebra.com A lesson plan can be found at this site
  2. Multiplying (and Dividing) Negative Numbers - a lesson from Purple Math
  3. Multiplying Negative by a Negative - two Dr. Math volunteers give answers and one of them even gives a good example of a real life situation
  4. Multiplying Negative Numbers - a printable worksheet This link includes something for the teacher to print
  5. Negative Times Negative is What? - this answer to a ninth grade student includes a grammatical analogy and a mathematical alanogy for understanding the concept
  6. Negative x Negative = Positive - explanation from Dr. Math at the Math Forum
  7. Why does multiplying two negative numbers make a positive? - Math is Fun uses a cute number line illustration to make the point

Internet4classrooms is a collaborative effort by Susan Brooks and Bill Byles.
 

  

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