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Pizza Portions

My friends and I love pizza. Can you help us share these pizzas equally?

Doughnut

How can you cut a doughnut into 8 equal pieces with only three cuts of a knife?

Pies

Grandma found her pie balanced on the scale with two weights and a quarter of a pie. So how heavy was each pie?

Chocolate Bars

Age 7 to 11 Challenge Level:

 

This is a game you can play on your own or with friends. You must imagine you are having a party!

You have put 1 chocolate bar on one chair, 2 bars on another chair and 3 chocolate bars on a third chair.


Each person takes it in turns to stand behind the chair where they will get the most chocolate if it is shared out straight away.

Which chair will this be?

Can you work out what fraction of a bar of chocolate each person will get?

You might also like to look at the investigation Chocolate.

 

This game is based on an old favourite which we were reminded of in an article by Peter Critchley in TES Mathematics Curriculum Special, Spring 2002.