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ERIC Number: EJ101660
Record Type: CIJE
Publication Date: 1974
Pages: N/A
Abstractor: N/A
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ISBN: N/A
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Hiccups
Rothery, Andrew
Mathematics Teaching, 67, 6-9, Jun 74
The representation of a binary number by a row of people sitting or standing by their chairs is reviewed. The representation is extended into a counting activity and then directions are given for combining the counters into an automatic "machine" which will add, subtract, multiply, and divide. (DT)
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