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The Puzzling Sweet Shop

There were chews for 2p, mini eggs for 3p, Chocko bars for 5p and lollypops for 7p in the sweet shop. What could each of the children buy with their money?

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Money Bags

Ram divided 15 pennies among four small bags. He could then pay any sum of money from 1p to 15p without opening any bag. How many pennies did Ram put in each bag?

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Different Sizes

A simple visual exploration into halving and doubling.

Five Coins

Stage: 2 Challenge Level: Challenge Level:2 Challenge Level:2
How will you make sure you don't repeat any totals?
How will you make sure you find all the different ways?
It might help to limit yourself to just two types of coin first so that you develop a good system.