You may also like

problem icon

Month Mania

Can you design a new shape for the twenty-eight squares and arrange the numbers in a logical way? What patterns do you notice?

problem icon

Starfish Spotting

How many starfish could there be on the beach, and how many children, if I can see 28 arms?

problem icon

What's Left?

Use this grid to shade the numbers in the way described. Which numbers do you have left? Do you know what they are called?

Catrina's Cards

Age 5 to 7 Challenge Level:
We had a few solutions come in which showed how Catrina could work out how many football cards she has.

Joshua from Haslingfield Primary School wrote saying:

I used olive stones in five groups of four and counted them.

Georgia from Woodlea Junior School said:

I think the best idea of how to do this would be in your head because it’s just 5 x 4.

Shree from The International School Frankfurt in Germany sent in this:-


 

Thank you for these ways of calculating, maybe you can see other ways.