You may also like

Graphing Number Patterns

Does a graph of the triangular numbers cross a graph of the six times table? If so, where? Will a graph of the square numbers cross the times table too?

Dining Ducks

Use the information about the ducks on a particular farm to find out which of the statements about them must be true.

How Big Are Classes 5, 6 and 7?

Use the two sets of data to find out how many children there are in Classes 5, 6 and 7.

You Never Get a Six

Age 7 to 11 Challenge Level:

Remember that all the boys threw the dice $25$ times and that the colours of the numbers remain the same for all diagrams.

The 25 throws are represented by 360 degrees on the pie chart. How many degrees will be needed to represent each throw?


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.
Copyright © 1997 - 2020. University of Cambridge. All rights reserved.
NRICH is part of the family of activities in the Millennium Mathematics Project.