Musings on multiplication tables and associated mathematics and teaching practices

This paper is based on my reflections on a deceptively simple tabular representation of a combined 12×12 multiplication table showing multiplier and multiplicand,starting at a time when I taught mathematics full time at a primary (elementary) school through to my presentteaching of mathemat...

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Main Author: Faaiz Gierdien
Format: Article
Language:English
Published: AOSIS 2009-09-01
Series:Pythagoras
Online Access:https://pythagoras.org.za/index.php/pythagoras/article/view/36
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author Faaiz Gierdien
author_facet Faaiz Gierdien
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description This paper is based on my reflections on a deceptively simple tabular representation of a combined 12×12 multiplication table showing multiplier and multiplicand,starting at a time when I taught mathematics full time at a primary (elementary) school through to my presentteaching of mathematics education modules to prospective teachers. A historically–motivated framework on the importance of tables as expressions of complex information in two–dimensional form is used to gain insight into and understand multiplication tables. Through this framework it is shown that the modal practice of “knowing one’s tables” in the primary grade levels is really about knowing sequenced and separated lists of whole number multiplications. In contrast, tabular multiplication sequences in a combined multiplication table can, through appropriate teaching practices, enable the discovery of multiple relationships beyond multiplication or arithmetic, resulting in significant mathematics that spans the grade levels. Implications for mathematics teacher education practice with its current focus mathematical knowledge for teaching, are considered.
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spelling doaj.art-6f6b8e7df8b647a8b713b6db2b43d05d2022-12-22T03:02:34ZengAOSISPythagoras1012-23462223-78952009-09-01070163110.4102/pythagoras.v0i70.3616Musings on multiplication tables and associated mathematics and teaching practicesFaaiz Gierdien0Research Unit for Mathematics Education, University of StellenboschThis paper is based on my reflections on a deceptively simple tabular representation of a combined 12×12 multiplication table showing multiplier and multiplicand,starting at a time when I taught mathematics full time at a primary (elementary) school through to my presentteaching of mathematics education modules to prospective teachers. A historically–motivated framework on the importance of tables as expressions of complex information in two–dimensional form is used to gain insight into and understand multiplication tables. Through this framework it is shown that the modal practice of “knowing one’s tables” in the primary grade levels is really about knowing sequenced and separated lists of whole number multiplications. In contrast, tabular multiplication sequences in a combined multiplication table can, through appropriate teaching practices, enable the discovery of multiple relationships beyond multiplication or arithmetic, resulting in significant mathematics that spans the grade levels. Implications for mathematics teacher education practice with its current focus mathematical knowledge for teaching, are considered.https://pythagoras.org.za/index.php/pythagoras/article/view/36
spellingShingle Faaiz Gierdien
Musings on multiplication tables and associated mathematics and teaching practices
Pythagoras
title Musings on multiplication tables and associated mathematics and teaching practices
title_full Musings on multiplication tables and associated mathematics and teaching practices
title_fullStr Musings on multiplication tables and associated mathematics and teaching practices
title_full_unstemmed Musings on multiplication tables and associated mathematics and teaching practices
title_short Musings on multiplication tables and associated mathematics and teaching practices
title_sort musings on multiplication tables and associated mathematics and teaching practices
url https://pythagoras.org.za/index.php/pythagoras/article/view/36
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