Or search by topic
Oli from Oakmeeds School began the first part of this question where we had to make odd differences between pairs of numbers.You need odd, even, odd, even as odd + even make odd. Each pair has an odd and an even.
Six new homes are being built! They can be detached, semi-detached or terraced houses. How many different combinations of these can you find?
Start with four numbers at the corners of a square and put the total of two corners in the middle of that side. Keep going... Can you estimate what the size of the last four numbers will be?
Find a great variety of ways of asking questions which make 8.