Investigate what happens if we create number patterns using some simple rules. Many opportunities to work in different ways. Number Detective Follow the clues to find the mystery number. What was the total and how could this be done? This feature brings together tasks which help to develop learners’ fluency in the context of number and calculation. Fifteen Cards Age 7 to 11 Challenge Level: How many ways can the terms in an ordered list be combined by repeating a single binary operation.

Find the Difference Age 5 to 7 Challenge Level: Altogether there were 8 heads and 22 feet. Becoming confident and competent as a problem solver is a complex process that requires a range of skills and experience. Can you find out their scores? Can you use the information to find out which cards I have used?

This big box adds something to any number that goes into it.

## Adding and Subtracting

This selection of games will support understanding of number. Lots to find out, lots to explore. Maisy Goes Camping Age 3 to 5 Using everyday language to talk about addition and subtraction. Journeys in Numberland Age 7 to 11 Challenge Level: What is the same?

Countdown Age 7 to 14 Challenge Level: Can you go through this maze so that the numbers you pass add to exactly ? How Do You See It? Adding and Subtracting Positive and Negative Numbers Age 11 to 14 How can we help students make sense of addition and subtraction of negative numbers?

Strike it Out Age 5 to 11 Challenge Level: Always, Sometimes or Never? Register for our mailing list.

This is going to be your particular number for this proof. This feature is somewhat larger than our usual features, but that is because it is packed with resources to help you develop a problem-solving approach to the teaching and learning of mathematics.

Conjecturing and Generalising at KS1 Age 5 to 7 The tasks in this collection encourage lower primary children to conjecture and generalise. Choose four different digits from and put one in each box so that the resulting four two-digit numbers add to a total of Dicey Operations Age 11 to 14 Challenge Level: Choose two of the numbers to multiply or divide, then mark your answer on the number line.

What are all the different possible answers?

Add the two numbers on the red dice and take away the number on the green. Many opportunities to work in different ways.

Four Go Age 7 to 11 Challenge Level: Arrange the numbers 1 to 6 in each set of circles below.

## 273 Matches for addition

How could you arrange at least two dice in a stack so that the total of the visible spots is 18? The Box Game Age 3 to 5 Adding and subtracting. Register for our mailing list. Add the two numbers on the red dice and take away the number on the green. I’m thinking of a number.

# Square Subtraction :

Annie and Wubtraction are playing a game with a calculator. Number Here are some exciting activities which use numbers in lots of different ways.

Diving in at the Deep End Age 7 to 11 The tasks in this group will give you the opportunity to create some proofs of your own. Strike it Out Age 5 to nrivh Challenge Level: This challenge, written for the Young Mathematicians’ Award, invites you to explore ‘centred squares’. Eggs in Baskets Age 5 to 7 Challenge Level: Can you use the information to find out which cards I have used?