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Catrina's Cards

Age 5 to 7
Challenge Level Yellow star
Primary curriculum
  • Problem
  • Getting Started
  • Student Solutions
  • Teachers' Resources
Catrina wants to know how many football cards she has collected.
She has filled up five pages of her scrapbook and on each page there are four cards.
 
Can you show how you would find out?  You might draw a picture or do some jottings or...

When you have had tried something yourself, click below to take a look at what some other children did:

Kerstin 


I drew a number line to help:

 
 




Isaac


I used counters to represent the football cards.  I made an array:





Wai


I drew a picture:

 
 




Danesh


I thought a double number line would help me work out the answer:

 

 



What is the same about the four ways?  What is different?
How does each way compare with what you did?
Which one do you prefer and why?

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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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The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.

NRICH is part of the family of activities in the Millennium Mathematics Project.

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