EWWNP means Exploring Wild and Wonderful Number Patterns Created by Yourself! Investigate what happens if we create number patterns using some simple rules.
Age 7 to 11 Challenge Level
Place the numbers 1 to 10 in the circles so that each number is the difference between the two numbers just below it.
6 - 5 = 1
You could try this interactivity.
The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the
NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to
embed rich mathematical tasks into everyday classroom practice.