Blog Post #70: Back to the 70’s!

Dear Readers,

Today, my family has been busily and happily congratulating my son’s lovely girlfriend on turning 22. My personal message included the following sneaky fun surprise…

  • Pick any three-digit whole number which has three different digits from 1 to 9 (e.g. 236)
  • Write down all the two-digit whole numbers that can be made from your chosen three-digit number without repeating digits in the same number (e.g. 23, 26, 32, 36, 62, 63)
  • Add up all your two-digit numbers (e.g. 23+26+32+36+62+63=242)
  • Divide your total by the total of the digits in your chosen three-digit number (e.g. 242/(2+3+6)=242/11=22 for the birthday celebration today!)

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