Are you left with one?

Level pending

Choose any whole number.

  1. Add 34.
  2. Divide by two.
  3. Remove anything after the decimal place. (3.14 --> 3)
  4. Add 13.
  5. Multiply by 3.
  6. Multiply by 3.
  7. Subtract 9.
  8. Add all the digits up, repeat until one digit. (789 --> 24 --> 6)
  9. Multiply by 10.
  10. Divide by 2.
  11. Subtract 15.
  12. Divide by 10.
  13. Subtract 2.

Are you left with one?

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