The study of mental arithmetic provides an important interface between practical and
theoretical understanding of memory. On the practical side, the study of mental arithmetic is …

The abstractness of cognitive representations and the extent to which mental processes
depend on the modality or format of stimulus inputs are central issues in cognition and …

There is debate in the numerical cognition literature concerning symbolic and nonsymbolic
number representation systems as foundations for more complex mathematical skills. The …

Introduction. This paper, which deals with cognitive Neuropsychology, attempts to contribute
to the understanding of normal cognitive processing by examining and analysing the deficits …

Introducción. Los procesos cognitivos que subyacen bajo el éxito en el tratamiento
matemático con niños han sido bien investigados por los psicológicos experimentales, pero …

Des jeunes adultes devaient résoudre des problèmes d'addition à deux chiffres et décrire à
haute voix toutes les étapes de leurs calculs afin d'en identifier les stratégies. Nous avons …

Arithmetic is one of the foundations of our educational systems, but what exactly is it?
Numbers are everywhere in our modern societies, but what is our knowledge of numbers …

In a first experiment, adults practiced single-and two-digit mental addition over a 6-day
period. There was a clear training effect for both types of problems, even if two-digit …

Do numbers presented in different formats activate exactly the same semantic
representations? Results of 6 experiments argue in favor of the hypothesis according to …

The research examined the calculation methods used by pupils in Grades 3–6 when they
were presented with problems that could be worked out efficiently and flexibly by applying …