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Building on Students' Intuitive Strategies to Make Sense of Cross Multiplication

Melissa D. Boston, Margaret S. Smith, and Amy F. Hillen 

November 2003, Volume 9, Issue 3, Page 150

Abstract:
Article describes the intuitive proportional reasoning strategies that students used to solve a set of missing value problems and how these strategies might be used to build meaning and understanding for the cross-multiplication algorithm.

Keywords:
Article
Conceptual Development
Grades 6-8
Teacher
Problem Solving / Problem Posing
Ratios / Proportions