Prospective elementary school teachers’ proportional reasoning Valverde, Gabriela Castro Martínez, Encarnación Direct proportionality Multiplicative structure problems Proportional reasoning Prospective elementary school teachers Futuros maestros de educación primaria Problemas de estructura multiplicativa Proporcionalidad directa Razonamiento proporcional We present the findings of a study on prospective elementary teachers’ proportional reasoning. After describing some of the teachers’ performance in solving multiplicative structure problems that involve ratios and relations of direct proportionality between quantities, we were able to establish classifications of their answers according to various categories of proportional reasoning. Presentamos los resultados de un estudio sobre el razonamiento proporcional de futuros maestros de educación primaria. Describimos las actuaciones manifestadas por un grupo de estudiantes de magisterio de la Universidad de Granada al resolver problemas de estructura multiplicativa que involucran razones y relaciones de proporcionalidad directa entre cantidades. Encontramos que sus respuestas se clasifican en distintas categorías de razonamiento proporcional. 2012-07-09T10:10:33Z 2012-07-09T10:10:33Z 2012-09-01 info:eu-repo/semantics/article Valverde, G., & Castro, E. (2012). Prospective elementary school teachers’ proportional reasoning. PNA, 7(1), 1-19. [http://hdl.handle.net/10481/21533] 1887-3987 http://hdl.handle.net/10481/21533 eng PNA;7(1) http://creativecommons.org/licenses/by-nc-nd/3.0/ info:eu-repo/semantics/openAccess Creative Commons Attribution-NonCommercial-NoDerivs 3.0 License Grupo de Investigación Didáctica de la Matemática: Pensamiento Numérico (FQM-193)