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Sekeris, Elke; Verschaffel, Lieven; Luwel, Koen – Infant and Child Development, 2021
Research distinguishes three types of arithmetic: exact arithmetic, computational estimation and approximate arithmetic. Little is, however, known about the interrelationship among these three arithmetic skills and the general cognitive and early numeracy skills that underlie these arithmetic skills. The current study investigates this…
Descriptors: Arithmetic, Computation, Mathematics Skills, Numeracy
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Luwel, Koen; Foustana, Ageliki; Onghena, Patrick; Verschaffel, Lieven – Learning and Individual Differences, 2013
The present study investigated the extent to which verbal intelligence (VIQ) and performance intelligence (PIQ) contribute to strategy selection and execution in the context of a numerosity judgement task. The choice/no-choice method was used to appropriately assess strategy selection (in terms of strategy repertoire, frequency and adaptivity) and…
Descriptors: Short Term Memory, Long Term Memory, Verbal Ability, Intelligence