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Missing Value and Comparison Problems: What Pupils Know before the Teaching of Proportion (Problemas de valor ausente y de comparación: qué saben los alumnos antes de la enseñanza de la proporción)

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dc.creator Ana Isabel Silvestre
dc.creator João Pedro da Ponte
dc.date 2012-03-01T00:00:00Z
dc.date.accessioned 2015-07-20T22:12:10Z
dc.date.available 2015-07-20T22:12:10Z
dc.identifier 1886-1350
dc.identifier 1887-3987
dc.identifier https://doaj.org/article/dc3c5cb1d2d2435c94fafa38a5324c75
dc.identifier.uri http://evidence.thinkportal.org/handle/123456789/15026
dc.description This paper analyses grade 6 pupils’ mathematical processes and difficulties in solving proportion problems before the formal teaching of this topic. Using a qualitative methodology, we examine pupils’ thinking processes at four levels of performance in missing value and comparison problems. The results show that pupils tend to use scalar composition and decomposition strategies in missing value problems and functional strategies in comparison problems. Pupils’ difficulties are related to a lack of recognition of the multiplicative nature of proportion relationships.</p><p>En este trabajo se analizan los procesos matemáticos y las dificultades en la resolución de problemas de proporción de alumnos de sexto grado antes de la enseñanza formal de este tema. Usando métodos cualitativos, se examinan los procesos de pensamiento de los alumnos, en cuatro niveles de desempeño, en problemas de valor ausente y comparación. Los resultados muestran la tendencia de los alumnos a usar una composición escalar y estrategias de descomposición en los problemas de valor ausente, y estrategias funcionales en los problemas de comparación. Las dificultades de los alumnos se relacionan con la falta de reconocimiento de la naturaleza multiplicativa de las relaciones proporcionales.
dc.language Spanish
dc.language English
dc.publisher Pensamiento Numérico
dc.relation http://www.pna.es/Numeros2/pdf/SilvestreMissing2012.pdf
dc.relation https://doaj.org/toc/1886-1350
dc.relation https://doaj.org/toc/1887-3987
dc.rights CC BY-NC-ND
dc.source PNA, Vol 6, Iss 3, Pp 73-83 (2012)
dc.subject Comparison problems
dc.subject Difficulties
dc.subject Missing value problems
dc.subject Proportion problems
dc.subject Strategies
dc.subject Thinking processes
dc.subject Dificultades
dc.subject Estrategias
dc.subject Problemas de comparación
dc.subject Problemas de proporción
dc.subject Problemas de valor ausente
dc.subject Procesos de pensamiento
dc.subject Education (General)
dc.subject L7-991
dc.subject Education
dc.subject L
dc.subject DOAJ:Education
dc.subject DOAJ:Social Sciences
dc.subject Mathematics
dc.subject QA1-939
dc.subject Science
dc.subject Q
dc.subject DOAJ:Mathematics
dc.subject DOAJ:Mathematics and Statistics
dc.subject Education (General)
dc.subject L7-991
dc.subject Education
dc.subject L
dc.subject DOAJ:Education
dc.subject DOAJ:Social Sciences
dc.subject Mathematics
dc.subject QA1-939
dc.subject Science
dc.subject Q
dc.subject DOAJ:Mathematics
dc.subject DOAJ:Mathematics and Statistics
dc.subject Education (General)
dc.subject L7-991
dc.subject Education
dc.subject L
dc.subject Mathematics
dc.subject QA1-939
dc.subject Science
dc.subject Q
dc.subject Education (General)
dc.subject L7-991
dc.subject Education
dc.subject L
dc.subject Mathematics
dc.subject QA1-939
dc.subject Science
dc.subject Q
dc.subject Education (General)
dc.subject L7-991
dc.subject Education
dc.subject L
dc.subject Mathematics
dc.subject QA1-939
dc.subject Science
dc.subject Q
dc.title Missing Value and Comparison Problems: What Pupils Know before the Teaching of Proportion (Problemas de valor ausente y de comparación: qué saben los alumnos antes de la enseñanza de la proporción)
dc.type article


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