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### Number and algebra

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### Working mathematically

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### Advanced mathematics

# Playing with Numbers

### One Big Triangle

### Noah

### Ladybirds in the Garden

### Strike it Out

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All these activities use adding and taking away. Can you spot the connections?

What can you find out about adding and taking away? Try our favourite activities...

Age 5 to 7

Challenge Level

Make one big triangle so the numbers that touch on the small triangles add to 10.

Age 5 to 7

Challenge Level

Noah saw 12 legs walk by into the Ark. How many creatures did he see?

Age 5 to 7

Challenge Level

In Sam and Jill's garden there are two sorts of ladybirds with 7 spots or 4 spots. What numbers of total spots can you make?

Age 5 to 11

Challenge Level

Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.