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Presentation
Beyond Cross Multiplication: Making Sense of Proportional Situations
Idaho Council of Teachers of Mathematics (2009)
  • Margaret T Kinzel, Boise State University
Publication Date
October 2, 2009
Citation Information
Margaret T Kinzel. "Beyond Cross Multiplication: Making Sense of Proportional Situations" Idaho Council of Teachers of Mathematics (2009)
Available at: http://works.bepress.com/margaret_kinzel/8/