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[Fostering Flexible Equation Solving in Classroom Talk-the Contribution of Comparing Solution Methods].

Christian Serop Hämmerle1

  • 1Institut für Erziehungswissenschaft, Universität Zürich, Zürich, Schweiz.

Journal Fur Mathematik-Didaktik
|September 29, 2023
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Summary

Comparing multiple solution methods in math class significantly boosts students' planning skills for equation solving. Productive classroom talk comparing strategies enhances this crucial problem-solving flexibility.

Keywords:
Classroom discourseComparingEquation solvingFlexibilitySecondary school

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Area of Science:

  • Mathematics Education
  • Cognitive Psychology

Context:

  • Student difficulties in planning solution methods for equation solving.
  • Flexibility is a key skill in mathematical problem-solving.
  • Classroom discourse is vital for developing problem-solving strategies.

Purpose:

  • To investigate if comparing multiple solution methods in classroom discussions increases the frequency of planning processes.
  • To determine the impact of comparative discussions on students' development of problem-solving flexibility.

Summary:

  • This study analyzed 172 lessons from 43 classrooms (grades 9-10) using content analysis.
  • Results indicate that discussions comparing multiple solution methods occurred approximately twice as often as those focusing on single methods or no comparison.
  • Enacting solution methods was the most common topic in classroom talk about solving equations.

Impact:

  • Findings suggest that encouraging comparative discussions about solution methods can enhance students' planning abilities in equation solving.
  • Promoting productive classroom talk that contrasts different strategies is recommended to foster problem-solving flexibility.
  • Educational strategies should emphasize comparative analysis of mathematical methods to improve student learning outcomes.