Icelandic 5th grade girls developmental trajectories in proportional reasoning. Paper submitted for publication
Understanding of ratio and proportion is critical to the development of higher level mathematical skills. Following Carpenter, Gomez, et al.’s (1999) proposal of a four-level trajectory in the development of proportional reasoning, a 12-week investigation was undertaken of the developmental trajecto...
Main Authors: | , |
---|---|
Other Authors: | |
Format: | Text |
Language: | English |
Published: |
2007
|
Subjects: | |
Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.526.8120 http://www.merga.net.au/documents/MERJ_21_1_Steinthorsdottir.pdf |