Saved in:
| Main Author: | |
|---|---|
| Format: | Artículo científico |
| Language: | en |
| Published: |
Colegio Mexicano de Matemática Educativa A. C.
2019
|
| Subjects: | |
| Online Access: | https://www.redalyc.org/articulo.oa?id=33561479005 https://www.redalyc.org/journal/335/33561479005/ https://www.redalyc.org/journal/335/33561479005/html/ https://www.redalyc.org/journal/335/33561479005/33561479005.epub https://www.redalyc.org/journal/335/33561479005/movil https://doi.org/10.12802/relime.19.2234 |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
Table of Contents:
- Multiplication and division of fractions: numerical cognition development and assessment procedures Alfonso F. Díaz-Cardenas Alfonso Díaz-Furlong Hector Adrian Díaz-Furlong M. Rayo Sankey-García Gemma Zago-Portillo Educación Relational schemes logistic regression curve fraction multiplication teaching educational development assessment The number and its basic operations can be conceptualised within a general system of relations. Children need to construct a system of numbers within which they can add, subtract, multiply and divide any rational number. Products and quotients can be defined in terms of general relational schemes. In this study, we examine whether elementary school children can construct a system of numbers such that fraction multiplication and division are based on the construction of general relational schemes. Groups of students are not homogeneous and children progress at different rates. For reliable assessment teachers need methods to examine developmental and individual differences in cognitive representations of mathematical concepts and operations. A logistic regression curve offers a visualisation of the learning process as a function of average marks. The analysis of fraction multiplication and division items shows an improvement on correct response probability, especially for students with a higher average mark. 2019 artículo científico 1665-2436 https://www.redalyc.org/articulo.oa?id=33561479005 https://www.redalyc.org/journal/335/33561479005/ https://www.redalyc.org/journal/335/33561479005/html/ https://www.redalyc.org/journal/335/33561479005/33561479005.epub https://www.redalyc.org/journal/335/33561479005/movil https://doi.org/10.12802/relime.19.2234 en http://www.redalyc.org/revista.oa?id=335 Revista Latinoamericana de Investigación en Matemática Educativa, RELIME application/pdf Colegio Mexicano de Matemática Educativa A. C. Revista Latinoamericana de Investigación en Matemática Educativa, RELIME (México) Num.3 Vol.22