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Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
Find as many different ways of representing this number of dots as you can.
Can you find some examples when the number of Roman numerals is fewer than the number of Arabic numerals for the same number?
Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?
An activity centred around observations of dots and how we visualise number arrangement patterns.
Take three consecutive numbers and add them together. What do you notice?
What happens when you add three numbers together? Will your answer be odd or even? How do you know?
Dotty Six is a simple dice game that you can adapt in many ways.
A task which depends on members of the group noticing the needs of others and responding.
How can we help students make sense of addition and subtraction of negative numbers?
There are six numbers written in five different scripts. Can you sort out which is which?
I added together some of my neighbours' house numbers. Can you explain the patterns I noticed?
These tasks will help learners develop their understanding of place value, particularly giving them opportunities to express numbers as amounts.
In this article, Alf outlines six activities using the Gattegno chart, which help to develop understanding of place value, multiplication and division.
Dotty Six game for an adult and child. Will you be the first to have three sixes in a straight line?
This article looks at how models support mathematical thinking about numbers and the number system
These interactive dominoes can be dragged around the screen.
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?
Bernard Bagnall recommends some primary school problems which use numbers from the environment around us, from clocks to house numbers.
This article for pupils explores what makes numbers special or lucky, and looks at the numbers that are all around us every day.
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.
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, but it can also assist them in forming useful mental pictures to support memory and reasoning.
This article for teachers describes how number arrays can be a useful representation for many number concepts.
Read this riddle and see if you can work out how the trees must be planted.