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A number well defined (Posted on 2018-10-25) Difficulty: 3 of 5
Half of my 2-digit number N is also a 2-digit number,
one of its digit being the sum of N's digit, the other their difference.
All 4 digits are different.

Find my number.

No Solution Yet Submitted by Ady TZIDON    
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Comments: ( You must be logged in to post comments.)
  Subject Author Date
re(2): Too much informationSteve Herman2018-10-27 15:46:16
Hints/Tipsre: Too much informationAdy TZIDON2018-10-27 11:34:42
Some ThoughtsToo much informationSteve Herman2018-10-25 09:45:15
SolutionAlgebraic Solution Steve Herman2018-10-25 09:33:06
SolutionAnalytical Solution (D2?)Steve Herman2018-10-25 08:34:16
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