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There are 7 NRICH Mathematical resources connected to Representing numbers, you may find related items under Numbers and the Number System.

Broad Topics > Numbers and the Number System > Representing numbers Age 7 to 14 Challenge Level:

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

Age 3 to 14

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

Age 14 to 16 Challenge Level:

Can you explain how Galley Division works? 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? 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. Arrow Arithmetic 1

Age 14 to 16 Challenge Level:

The first part of an investigation into how to represent numbers using geometric transformations that ultimately leads us to discover numbers not on the number line. Fibonacci's Three Wishes 1

Age 7 to 14

First or two articles about Fibonacci, written for students.