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Lucky Fractions: Where Bad Arithmetic Gives Correct Results
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Osler, Thomas J. – Mathematics and Computer Education, 2007
The fraction 16 over 64 has a well known, interesting property. If one incorrectly cancels the sixes, a correct answer of 1 over 4 is obtained. This is an example of a lucky fraction. In this article, the author presents several examples of lucky fractions and proves two interesting properties of these fractions. This article provides students the…
Descriptors: Mathematics Activities, Mathematics, Mathematical Concepts, Mathematical Models
An Individualized Applied Dynamics Project
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Affouf, M.; Zafra, P. – Mathematics and Computer Education, 2005
An individualized project is introduced to accompany a differential equations course with different modules ranging from standard to advanced levels with "Matlab" scripts. (Contains 1 figure.)
Descriptors: Calculus, Equations (Mathematics), Mathematical Concepts, Mathematical Logic