Literaturnachweis - Detailanzeige
Autor/inn/en | Dwyer, Nancy K.; Causey-Lee, Betty J.; Irby, Nekeya M. |
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Titel | Conceptualizing Ratios with Look-Alike Polygons. |
Quelle | In: Mathematics Teaching in the Middle School, 8 (2003) 8, S.426-31 |
Beigaben | Tabellen |
Sprache | englisch |
Dokumenttyp | gedruckt; Zeitschriftenaufsatz |
ISSN | 1072-0839 |
Schlagwörter | Leitfaden; Unterricht; Lehrer; Concept Formation; Geometric Concepts; Geometry; Graphs; Mathematics Activities; Mathematics Education; Middle Schools; Ratios (Mathematics); Thinking Skills |
Abstract | Presents an activity using similar rectangles to help children conceptualize ratio relationships in several different ways. Develops proportional reasoning without introducing the process of cross- multiplication. (YDS) |
Erfasst von | ERIC (Education Resources Information Center), Washington, DC |
Update | 2004/1/01 |