Visualising and representing

There are 575 NRICH Mathematical resources connected to Visualising and representing

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Triathlon and fitness

Age

11 to 14

Challenge level

The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?

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Method in multiplying madness?

Age

7 to 14

Challenge level

Watch our videos of multiplication methods that you may not have met before. Can you make sense of them?

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Steel cables

Age

14 to 16

Challenge level

Some students have been working out the number of strands needed for different sizes of cable. Can you make sense of their solutions?

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If the world were a village

Age

5 to 11

Challenge level

This activity is based on data in the book 'If the World Were a Village'. How will you represent your chosen data for maximum effect?

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Summing consecutive numbers

Age

11 to 14

Challenge level

15 = 7 + 8 and 10 = 1 + 2 + 3 + 4. Can you say which numbers can be expressed as the sum of two or more consecutive integers?

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Attractive tablecloths

Age

14 to 16

Challenge level

Charlie likes tablecloths that use as many colours as possible, but insists that his tablecloths have some symmetry. Can you work out how many colours he needs for different tablecloth designs?

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Speed-time problems at the olympics

Age

14 to 16

Challenge level

Have you ever wondered what it would be like to race against Usain Bolt?

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Filling the gaps

Age

14 to 16

Challenge level

Which numbers can we write as a sum of square numbers?

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Sieve of eratosthenes

Age

11 to 14

Challenge level

Follow this recipe for sieving numbers and see what interesting patterns emerge.

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Number pyramids

Age

11 to 14

Challenge level

Try entering different sets of numbers in the number pyramids. How does the total at the top change?

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For younger learners

Visualising and representing

Triathlon and fitness

Method in multiplying madness?

Steel cables

If the world were a village

Summing consecutive numbers

Attractive tablecloths

Speed-time problems at the olympics

Filling the gaps

Sieve of eratosthenes

Number pyramids