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down with fractions
- To: CA Resisters <ca-resisters@interversity.org>, literacyForAll@yahoogroups.com
- Subject: down with fractions
- From: Susan Harman <susanharman@igc.org>
- Date: Tue, 29 Jan 2008 12:59:20 -0800
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Ive been arguing this for years!
Math professor's book will argue against teaching fractions, long division.
USA Today (1/24, 11D, Milford) reports, "A few years ago, Dennis DeTurck, an
award-winning professor of mathematics at the University of Pennsylvania,
stood at an outdoor podium on campus and proclaimed, 'Down with fractions!'"
DeTurck, in a contribution to a 60-second lecture series, argued that
fractions were "useful for by-hand calculation. But in this digital age,
they're as obsolete as Roman numerals are." The speech was posted online,
triggering a "firestorm" of discussion among educators. Now, DeTurck is
scheduled to publish a book that argues for "the teaching of decimals over
fractions to elementary school students." He also criticizes "long division,
the calculation of square roots and by-hand multiplication of long numbers."
DeTurck argues that "the study of fractions should be delayed until it can be
understood, perhaps after a student learns calculus."
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