The Puzzler: 34 is the key to the magic square

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The Puzzler: 34 is the key to the magic square

 
 
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This skeletal magic square problem has been sent in by Chelmsford reader Ivor Smith. Each of the four columns, each of the four rows, and each of the two long diagonals sums to a constant of 34. Your task is to fill in the eight empty cells.

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This was first published in June 2009

 

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