Being collaborative

There are 300 NRICH Mathematical resources connected to Being collaborative
Representing Numbers
problem

Representing Numbers

Age
7 to 11
Challenge level
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Find as many different ways of representing this number of dots as you can.
Space distances
problem

Space distances

Age
7 to 11
Challenge level
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This task focuses on distances travelled by the asteroid Florence. It's an opportunity to work with very large numbers.
What Distance?
problem

What Distance?

Age
7 to 11
Challenge level
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Can you use addition and subtraction to answer these questions about real-life distances?
Fraction Lengths
problem

Fraction Lengths

Age
7 to 11
Challenge level
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Can you find combinations of strips of paper which equal the length of the black strip? If the length of the black is 1, how could you write the sum of the strips?
Always, Sometimes or Never? KS1
problem

Always, Sometimes or Never? KS1

Age
5 to 7
Challenge level
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Are these statements relating to calculation and properties of shapes always true, sometimes true or never true?
Always, Sometimes or Never?
problem

Always, Sometimes or Never?

Age
5 to 11
Challenge level
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Are these statements relating to odd and even numbers always true, sometimes true or never true?
Paper Partners
problem

Paper Partners

Age
5 to 7
Challenge level
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Can you describe a piece of paper clearly enough for your partner to know which piece it is?
Same length
problem

Same length

Age
11 to 16
Challenge level
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Construct two equilateral triangles on a straight line. There are two lengths that look the same - can you prove it?