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Matching Fractions, Decimals and Percentages

An activity based on the game 'Pelmanism'. Set your own level of challenge and beat your own previous best score.

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Spiralling Decimals

Take turns to place a decimal number on the spiral. Can you get three consecutive numbers?

Repetitiously

Stage: 3 Challenge Level: Challenge Level:2 Challenge Level:2

The number looks very similar when you multiply it by $100$.

A little subtraction goes a long way!


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. More information on many of our other activities can be found here.
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NRICH is part of the family of activities in the Millennium Mathematics Project.