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Comparing the magnitude of two fractions with common components : which representations are used by 10- and 12-year-olds?

Bibliographic reference Meert, Gaëlle ; Grégoire, Jacques ; Noël, Marie-Pascale. Comparing the magnitude of two fractions with common components : which representations are used by 10- and 12-year-olds?. In: Journal of experimental child psychology, Vol. 107, no. 3, p. 244-259 (2010)
Permanent URL http://hdl.handle.net/2078.1/32842