Tag Archives: multiplication

Girls’ Angle Bulletin, Volume 9, Number 3

The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. Volume 9, Number 3 begins with the concluding half of an interview with French mathematician Alice Guionnet. Prof. Guionnet is a professor of mathematics … Continue reading

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Girls’ Angle Bulletin, Volume 9, Number 2

The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. Volume 9, Number 2 begins with the first half of an interview with French mathematician Alice Guionnet. Prof. Guionnet is a professor of … Continue reading

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Multiplication Sculptures and Sums of Cubes

Take a multiplication table and build a column of cubes over each entry. For each column, use as many cubes as the product it sits upon. The result is a “multiplication sculpture” or “multiplication tower.” The picture shows a 15 by … Continue reading

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Back to Basics: Multiplication is NOT the Inverse of Division!

I often hear the mantra, “Multiplication is the inverse of division.” The bottom line: it’s wrong. And, since it does cause confusion for some, it’s a good idea to stop saying it. Basically, it is an oversimplification. Here’s what is … Continue reading

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