Room Doubling Age 7 to 11 Challenge Level: 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. He’d like to put the same number of plants in each of his gardens, planting one garden each day. Multiplication and Division KS1 Age 5 to 7 The tasks in this collection encourage lower primary children to look deeper at multiplication and division. Addition and Subtraction Age 5 to 7 These lower primary tasks all involve addition, subtraction or both.

What do you notice about the sum of identical triangle numbers? This article for teachers looks at how teachers can use problems from the NRICH site to help them teach division. Measurement Age 5 to 7 These lower primary activities are all about measuring. Early Years Activities – Number Age 3 to 5. Addition and Subtraction KS1 Age 5 to 7 The lower primary tasks in this collection all focus on adding and subtracting. More Lower Primary Fractions Age 5 to 7.

This task offers opportunities to subtract fractions using A4 paper.

Register for our mailing list. Can you split each of the shapes below in half so that the two parts are exactly the same?

## 66 Matches for doubling halving

Happy Halving Age 5 to 7 Challenge Level: Halving Age 5 to 7 Challenge Level: Follow Up Age 14 to 16 Challenge Level: This article for teachers looks at how teachers can dolving problems from the NRICH site to help them teach division. How can he do it? 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.

Can you find other ways? Throw the dice and decide whether to double or halve the number.

You could investigate your own starting shape. Age 3 to 7 This article, written by Dr. How do you know they are halves? This activity focuses on doubling multiples of five. A simple visual exploration into halving and doubling. Try adding fractions using A4 paper.

Working Backwards at KS1 Age 5 to 7 The lower primary tasks in hapving collection could each be solved by working backwards. Bits of Things Age 5 to 7 What happens when you split an object or a few objects into different piles? Fractions Age 7 to 11 Explore the idea of fractions using these activities. Try these activities to find out!

# Maths Search :

This article, written by Dr. Pocket Money Age 11 to 14 Challenge Splving 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. Different Sizes Age 5 to 11 Challenge Level: The tasks in this collection encourage lower primary children to look deeper at multiplication and division. Doubling Fives Age 5 to 7 Challenge Level: These pictures were made by starting with a square, finding the half-way point on each side and joining those points up.

Fractions Age 5 to 7 The activities in this feature give you chance to explore fractions. You’ll find money, length and time here.

He’d like to put the same number of plants in each of his gardens, planting one garden each day. These pictures show squares split into halves.

Investigate the different ways you could split up these rooms so that you have double the number. Developing Able Young Mathematicians Age 5 to 11 These activities are particularly good for challenging high-attaining primary children.

Room Doubling Age 7 to 11 Challenge Level: What happens when you split an object or a few objects into different piles?