Resources tagged with: Representing numbers

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There are 12 results

Broad Topics > Numbers and the Number System > Representing numbers

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Neighbourly Addition

Age 7 to 14 Challenge Level:

I added together some of my neighbours' house numbers. Can you explain the patterns I noticed?

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Three Neighbours

Age 7 to 11 Challenge Level:

Look at three 'next door neighbours' amongst the counting numbers. Add them together. What do you notice?

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Multiplication Series: Number Arrays

Age 5 to 11

This article for teachers describes how number arrays can be a useful representation for many number concepts.

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A Romantic Riddle

Age 7 to 11 Challenge Level:

Read this riddle and see if you can work out how the trees must be planted.

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Roman Numerals

Age 7 to 11 Challenge Level:

Can you find some examples when the number of Roman numerals is fewer than the number of Arabic numerals for the same number?

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Multiplication Series: Illustrating Number Properties with Arrays

Age 5 to 11

This article for teachers describes how modelling number properties involving multiplication using an array of objects not only allows children to represent their thinking with concrete materials,. . . .

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A Story about Absolutely Nothing

Age 7 to 18

This article for the young and old talks about the origins of our number system and the important role zero has to play in it.

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Balance Power

Age 11 to 18 Challenge Level:

Using balancing scales what is the least number of weights needed to weigh all integer masses from 1 to 1000? Placing some of the weights in the same pan as the object how many are needed?

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Dotty Six

Age 5 to 11 Challenge Level:

Dotty Six is a simple dice game that you can adapt in many ways.

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Models in Mind

Age 3 to 14

This article looks at how models support mathematical thinking about numbers and the number system

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Dotty Six for Two

Age 5 to 11 Challenge Level:

Dotty Six game for an adult and child. Will you be the first to have three sixes in a straight line?

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Fibonacci's Three Wishes 1

Age 7 to 14

First or two articles about Fibonacci, written for students.