Copyright © University of Cambridge. All rights reserved.

'Nine in a Line' printed from

Show menu

The sum of 9 consecutive positive whole numbers is 2007. What is the difference between the largest and smallest of these numbers?


If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.

This problem is taken from the UKMT Mathematical Challenges.
View the archive of all weekly problems grouped by curriculum topic

View the previous week's solution
View the current weekly problem