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Square - both ways (Posted on 2018-07-28) Difficulty: 3 of 5
What is the smallest number (over 10) that becomes square if its reverse is added or subtracted to it?

Optional: list additional numbers with the above feature.

No Solution Yet Submitted by Ady TZIDON    
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re: computer solutions Comment 3 of 3 |
(In reply to computer solutions by Charlie)

I guess I misinterpreted where the word OR came in the hierarchy of parsing the statement of the puzzle.
  Posted by Charlie on 2018-07-28 11:59:11

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