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Three Squares

What is the greatest number of squares you can make by overlapping three squares?

Two Dice

Find all the numbers that can be made by adding the dots on two dice.

Biscuit Decorations

Andrew decorated 20 biscuits to take to a party. He lined them up and put icing on every second biscuit and different decorations on other biscuits. How many biscuits weren't decorated?


Age 5 to 7
Challenge Level

How will you know you have found all the different number sentences?
Are there any other sums that have the $8$ in them, for example?
Are there any other addition sums?
Can you make any number sentences with all four numbers?
You could print out these cards.