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Showing posts with label
fractions
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Showing posts with label
fractions
.
Show all posts
RYSK: Shepard's
The Role of Assessment in a Learning Culture
(2000)
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This is the 13th in a series describing " Research You Should Know " (RYSK). In her presidential address at the 2000 AERA confe...
Modeling Dimensional Analysis
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I generally ask myself two questions when I examine the design of a mathematical task: What is the context? How can we model the mathemat...
RYSK: Erlwanger's
Benny's Conception of Rules and Answers in IPI Mathematics
(1973)
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This is the second in a series of posts describing " Research You Should Know " (RYSK). In 1973, Stanley Erlwanger was a doctora...
A Pretty Short Explanation of "Invert and Multiply"
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I can't remember if I've seen this one before, but I thought it was worth sharing. I found it in a forthcoming book by Pamela Harris...
Dividing by Fractions
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In his recent post " Math is a dangerous subject to teach ," Joe Bower discusses the ability to learn the procedures of math with...
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