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Back MatterSource: The Arithmetic Teacher, Vol. 34, No. 6, FOCUS ISSUE: CALCULATORS (February 1987)Published by: National Council of Teachers of MathematicsStable URL: http://www.jstor.org/stable/41193113 .
Accessed: 14/06/2014 19:59
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This content downloaded from 195.34.79.20 on Sat, 14 Jun 2014 19:59:54 PMAll use subject to JSTOR Terms and Conditions
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This content downloaded from 195.34.79.20 on Sat, 14 Jun 2014 19:59:54 PMAll use subject to JSTOR Terms and Conditions