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Peter wanted to make two pies for a party. His mother had a recipe for him to use. However, she always made 80 pies at a time. Did Peter have enough ingredients to make two pumpkin pies?
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Age 7 to 14 Challenge Level:
Which of the cards can be multiples?
Which can be factors?
Can any be both?
How will you remember what lines you have found?
How will you know you have got them all?
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.