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Naresh, Nirmala; Presmeg, Norma – PNA, 2012
Researchers who have carried out studies pertaining to mental computation and everyday mathematics point out that adults and children reason intuitively based upon experiences within specific contexts; they use invented strategies of their own to solve real-life problems. We draw upon research areas of mental computation and everyday mathematics…
Descriptors: Mental Computation, Adults, Mathematics, Qualitative Research
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Naresh, Nirmala – International Journal of Science and Mathematics Education, 2015
Workplace mathematics, a subgroup of research on everyday mathematics and ethnomathematics documents the mathematical activities of both adults and children outside school settings. In this paper, I document the mental mathematical activities of a group of bus conductors in Chennai, India. I draw into the research areas of mental computation and…
Descriptors: Foreign Countries, Workplace Literacy, Mathematics Activities, Mathematics Skills
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Barner, David; Alvarez, George; Sullivan, Jessica; Brooks, Neon; Srinivasan, Mahesh; Frank, Michael C. – Child Development, 2016
Mental abacus (MA) is a technique of performing fast, accurate arithmetic using a mental image of an abacus; experts exhibit astonishing calculation abilities. Over 3¬†years, 204 elementary school students (age range at outset: 5-7¬†years old) participated in a randomized, controlled trial to test whether MA expertise (a) can be acquired in standard…
Descriptors: Mathematics Education, Randomized Controlled Trials, Spatial Ability, Mental Computation