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Algebra from Geometry

Account of an investigation which starts from the area of an annulus and leads to the formula for the difference of two squares.

Simplifying Doughnut

An algebra task which depends on members of the group noticing the needs of others and responding.

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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.

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

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