Determine the common property for the numbers located in each of the 12 octagons above.

A. ____________________________________________
B. ____________________________________________
C. ____________________________________________
D. ____________________________________________
E. ____________________________________________
F. ____________________________________________
G. ____________________________________________
H. ____________________________________________
I. ____________________________________________
J. ____________________________________________
K. ____________________________________________
L. ____________________________________________


 

Solution to the Problem:

A. Prime Numbers
B. Multiples of Five
C. Palindromes (Numbers which read the same backwards and forwards)
D. Multiples of Seven
E. Squares
F. Sum of the Digits = 14
G. Cubes
H. Sum of the First Two Digits = Last Digit
I. Digits are in Ascending Order
J. Factors of 24
K. Sum of the Digits = 13
L. Difference of the First Two Digits = Last Digit


Correctly solved by:

1. Akash Patel Columbus, Georgia
2. Walt Arrison Philadelphia, Pennsylvania
3. Bill Funk San Antonio, Texas
4. Misty Carlisle Winchester, Virginia
5. Keith and Susan Mealy Cincinnati, Ohio
6. Chris McCormick Winchester, Virginia
7. Jim Kennedy Limerick, Ireland
8. Jeffrey Gaither Winchester, Virginia
9. Celeste Doerwaldt Winchester, Virginia
10. Dave Smith Toledo, Ohio
11. Kristofer Friman Tullängsskolan, Sweden
12. Andrew Oliver Winchester, Virginia
13. Chris, Erica, Cameron, Matt and Jared
from Ms. Bearse's Grade 9 Math class 		Ontario, Canada