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How to be Brilliant at Mental Arithmetic

How to be Brilliant at Mental Arithmetic addresses the twin pillars of mental arithmetic - mental recall and mental agility. Mental recall depends on familiarity with number bonds and plenty of opportunity to practise. Mental agility depends more on confidence with the number system and the four ope...

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Detalles Bibliográficos
Autor principal: Webber, Beryl
Lenguaje:eng
Publicado: Andrews UK 2010
Materias:
Acceso en línea:http://cds.cern.ch/record/1416828