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Consecutive Numbers

An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.

Roll These Dice

Roll two red dice and a green dice. Add the two numbers on the red dice and take away the number on the green. What are all the different possible answers?

Domino Square

Use the 'double-3 down' dominoes to make a square so that each side has eight dots.

Which Scripts?

Age 7 to 11
Challenge Level

There are six numbers written in five different scripts.

Can you sort out which is which?

Write $51$ in each script.

Numbers written in different scripts.


Here is an interactive version for you to try out your ideas.




[Thank you to the SMILE Centre for permission to use this puzzle.]


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.
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NRICH is part of the family of activities in the Millennium Mathematics Project.