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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Sets of Numbers Poster

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Links to the University of Cambridge website
Links to the NRICH website Home page

Nurturing young mathematicians: teacher webinars

30 April (Primary), 1 May (Secondary)

30 April (Primary), 1 May (Secondary)

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Age 7 to 11

Challenge Level

- Problem
- Student Solutions

There are lots of different solutions to this challenge. You might have thought of, for example:

even numbers {2, 8, 36, 56, 64, 136}

odd numbers {3, 13, 17, 27, 39, 49, 51, 91, 119, 121, 125, 143}

multiples of 2 {2, 8, 36, 56, 64, 136} the same as even numbers!

multiples of 3 {3, 27, 36, 39, 51}

multiples of 4 {8, 36, 56, 64, 136}

multiples of 7 {49, 56, 91, 119}

multiples of 8 {8, 56, 64, 136}

square numbers {36, 49, 64, 121}

cube numbers {8, 27, 64, 125}

prime numbers {2, 3, 13, 17}

triple digit numbers {119, 121, 125, 136, 143}

numbers with double digits {13, 17, 27, 36, 39, 49, 51, 56, 64, 91}