Fair Exchange

In your bank, you have three types of coins. The number of spots shows how much they are worth. Can you choose coins to exchange with the groups given to make the same total?
Exploring and noticing Working systematically Conjecturing and generalising Visualising and representing Reasoning, convincing and proving
Being curious Being resourceful Being resilient Being collaborative


In your bank, you have three types of coins. The number of spots shows how much they are worth.

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Fair Exchange
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Fair Exchange
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Fair Exchange
1 2 5

Can you choose coins to exchange with the groups below to make the same total?

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Fair Exchange


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Fair Exchange
 

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Fair Exchange
 

Can you find another way to do each one?