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Pizza Portions

My friends and I love pizza. Can you help us share these pizzas equally?

Smaller and Smaller

Can you predict, without drawing, what the perimeter of the next shape in this pattern will be if we continue drawing them in the same way?

Doughnut

How can you cut a doughnut into 8 equal pieces with only three cuts of a knife?

Rectangle Tangle

Age 7 to 11 Challenge Level:


 

The large rectangle above is divided into a series of smaller quadrilaterals and triangles. Each of the shapes is a fractional part of the large rectangle.

Can you untangle what fractional part is represented by each of the ten numbered shapes?


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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