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Showing posts with label How do you know already what number someone is thinking ?. Show all posts
Showing posts with label How do you know already what number someone is thinking ?. Show all posts

Tuesday, July 18, 2017

How do you know already what number someone is thinking ?

  1. Tell him to multiply the chosen number by 2.
  2. Choose an even number to use yourself. Ask your friend to add this number to the one in his head.
  3. Tell him to divide the new number by 2.
  4. Tell him to subtract his original number from the equation.
  5. "Guess" the number.