Fun with Numbers - Young World Club 
100

Fun with Numbers

  • POSTED ON: 2 Dec, 2016
  • TOTAL VIEWS: 1580 Views
  • POSTED BY: HeyMath!
  • ARTICLE POINTS: 100 Points

Here's something to get you thinking!

This is a calendar of January 2011. Consider any 3x3 square in it. Take the smallest number in the square. Add 8 to the number and multiply it by 9.

The answer will be the sum of all the numbers in the square!

Now, can you find out why this is always true?