7 and 13

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wtf?

7-1 = .142857 (repeating)
  • 142857 % 9 = 0
  • 142 + 857 = 999
  • 142857 = 10989 · 13


13-1 = .076923 (repeating)
  • 076923 % 9 = 0
  • 076 + 923 = 999
  • 076923 = 10989 · 7
Retrieved from "http://wiki.aporter.org/wiki/7_and_13"
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