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Look at these cards.
7 ×2 |
3 ×6 |
12 ÷3 |
14 −2 |
4 ×2 |
20 +1 |
10 ×2 |
5 ×2 |
8 −5 |
15 ÷3 |
21 ÷3 |
18 −3 |
Can you sort them so that they follow round in a loop?
Here is a card from a different set.
10 ×3 |
What number would follow it?
What about this one? What would follow it?
12 ÷2 |
What calculation might be on the card before this one?
You might like to print off and cut out the first set of cards.
Place four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?
How many different shaped boxes can you design for 36 sweets in one layer? Can you arrange the sweets so that no sweets of the same colour are next to each other in any direction?