You could investigate your own starting shape. Room Doubling Age 7 to 11 Challenge Level: Age 5 to 7 Challenge Level: Halving Age 5 to 7 Challenge Level: Pocket Money Age 11 to 14 Challenge Level: He’d like to put the same number of plants in each of his gardens, planting one garden each day. Throw the dice and decide whether to double or halve the number.

Geoboards Age 5 to 7 This lower primary feature brings together activities which make use of geoboards. Difficulties with Division Age 5 to 11 This article for teachers looks at how teachers can use problems from the NRICH site to help them teach division. Paper Halving Age 5 to 11 Challenge Level: Triangular numbers can be represented by a triangular array of squares. Different Sizes Age 5 to 11 Challenge Level: Multiplication and Division Age 5 to 7 These lower primary tasks will help you to think about multiplication and division. This activity focuses on doubling multiples of five.

Geoboards Age 5 to 7 This lower primary feature brings together activities which make use of geoboards. Early Fraction Development Age hslving to 11 An article describing activities which will help develop young children’s concept of fractions.

Try adding fractions using A4 paper. The number of plants in Mr McGregor’s magic potting shed increases overnight.

Number Stage 3 Age 7 to 11 Challenge Level: How do you know they are halves? Which of these pocket money systems would you rather have?

These pictures were made by starting halvint a square, finding the half-way point on each side and joining those points up. Doubling Fives Age 5 to 7 Challenge Level: This article for teachers looks at how teachers can use problems from the NRICH site to help them teach division.

## 66 Matches for doubling halving

This task offers opportunities to subtract fractions using A4 paper. Geoboards Age 5 to 11 This feature brings together activities which make use of a geoboard or pegboard. What do you notice about the sum of identical triangle numbers? Age 5 to 7 Challenge Level: In these activities, you can practise your skills with adding and taking away.

## Search by Topic

Halving Age 5 to 7 Challenge Level: Baskets Age 3 to 5 Counting reliably Solving problems, including doubling, halving and sharing. Throw the dice efs decide whether to double or halve the number.

Early Years Activities – Number Age 3 to 5. Investigate the different ways you could split up these rooms so that you have double the number. Addition and Subtraction Age 5 to 7 These lower primary tasks all involve addition, subtraction or both.

Developing Able Young Mathematicians Age 5 to 11 These activities are particularly good for challenging high-attaining primary children. What happens when you split an object or a few objects into different piles?

# Maths Search :

Think Plan Communicate Mathematically Age 5 to Follow Up Age 14 to 16 Challenge Level: These pictures show squares split into halves.

You’ll find money, length and time here. Can you find other ways? Try these activities to find out!

Room Doubling Age 7 to 11 Challenge Level: To support this aim, haalving of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday sloving practice.

Pythagorean Triples I Age 11 to 16 The first of two articles on Pythagorean Triples which asks how many right angled triangles can you find with the lengths of each side exactly a whole number measurement.

You could investigate your own starting shape. Filter by resource type problems game articles general resources EYFS Resources Lists Filter by age 5 to 7 7 to 11 11 to 14 14 to 16 16 to Triangular numbers can be represented by a triangular array of squares.