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Mathematics Magazine Volume 97, 2024 - Issue 2
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Articles

The Inverse of a Multiplication Trick

Crystal BrubakerBridgewater College, Bridgewater, VA22812View further author information
&
Verne LeiningerBridgewater College, Bridgewater, VA22812View further author information
Pages 200-202 | Received 04 Feb 2022, Accepted 10 Oct 2022, Published online: 29 Feb 2024

References

  • Gardner M. Mathematical carnival: from penny puzzles, card shuffles and tricks of lightning calculators to roller coaster rides into the fourth dimension. New York: Knopf; 1975.
  • Lewittes J. Midy’s theorem for periodic decimals. Integers. 2007;7:#A2. 11 pp. DOI: 10.5281/zenodo.8278440.

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