The When and Why of Using Proportions

Ratio and proportion are fundamental concepts, and yet a significant number of students are not able to solve problems that involve proportional reasoning. Here, Heinz and Sterba-Boatwright highlight some of the fundamental components of the understanding of ratio and proportion and explore ways in...

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Veröffentlicht in:	The Mathematics teacher 2008-03, Vol.101 (7), p.528-533
Hauptverfasser:	Heinz, Karen, Sterba-Boatwright, Blair, Knott, Libby, Evitts, Thomas A.
Format:	Artikel
Sprache:	eng
Schlagworte:	Algebra Art teachers Connecting Research to Teaching Mathematical constants Mathematical problems Mathematics education Mathematics teachers Ratios Reasoning Rooms Teaching methods Writing
Online-Zugang:	Volltext
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