(related to Problem: Two New Magic Squares)

Here are two solutions that fulfill the conditions:—


The first, by subtracting, has a constant $8,$ and the associated pairs all have a difference of $4.$ The second square, by dividing, has a constant $9,$ and all the associated pairs produce $3$ by division. These are two remarkable and instructive squares.

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Project Gutenberg

  1. Dudeney, H. E.: "Amusements in Mathematics", The Authors' Club, 1917

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