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Numerical Curiosities: Part 2

Author: Jeganathan Sriskandarajah
Subject: Mathematics
Source: Wisc-Online
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In part 2 of this series, learners follow the steps of the “mathemagician” to examine these numerical curiosities: The 189 Challenge; An Armstrong Number: What’s Special About 153? Is 495 Different or Indifferent? Is 6174 Different or Indifferent? It is always 618, and Beginning and Ending the Same.

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