Do not to send your answers to CM . With your solution please include your names, school, grade, and e-mail address, and your city. When you 'see' this one you will be sure. There were some very impressive solutions such as the ones well explained below from Winnipeg. One is a neat solution to the number set that went out in error.
Problems are puzzles.
Look for a twist, try another approach, it is not intended to be a trick. Hopefully someone will enjoy a flash of insight. You need 3 at least to show a pattern. By Brett Kuntz, Gr. Garbaty's Grade 8 class St.