Stage: 1 Challenge Level: 
There are three baskets, a brown one, a
red one and a pink one, holding a total of ten eggs.
The Brown basket has one more egg in it than the Red basket.
The Red basket has three eggs less than the Pink basket.
How many eggs are in each basket?
A poster of this problem
is available
here.
Addition & subtraction. Factors and multiples. Interactivities. Generalising. Comparing and Ordering numbers. Investigations. Working systematically. Multiplication & division. Combinations. Trial and improvement.
Published January 2004,November 2008,December 2008.
Copyright © 2007. University of Cambridge. All rights reserved.
NRICH is part of the family of activities in the Millennium Mathematics Project, which also includes the Plus and Motivate sites.
email: nrich@damtp.cam.ac.uk