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An old game with lots of arithmetic!
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Can you each work out the number on your card? What do you notice? How could you sort the cards?
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This activity is best done with a whole class or in a large group. Can you match the cards? What happens when you add pairs of the numbers together?
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If you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?
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Two children made up a game as they walked along the garden paths. Can you find out their scores? Can you find some paths of your own?
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This box does something to the numbers that go into it. If you know the numbers that come out, what might be going on inside the box?
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This investigates one particular property of number by looking closely at an example of adding two odd numbers together.
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In this calculation, the box represents a missing digit. What could the digit be? What would the solution be in each case?
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Throw the dice and decide whether to double or halve the number. Will you be the first to reach the target?
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Which two items of fruit could Kate and Sam choose? Can you order the prices from lowest to highest?
