Using the cards 2, 4, 6, 8, +, - and =, what number statements can you make?
In your bank, you have three types of coins. The number of spots shows how much they are worth. Can you choose coins to exchange with the groups given to make the same total?
Can you find 2 butterflies to go on each flower so that the numbers on each pair of butterflies adds to the same number as the one on the flower?
In Sam and Jill's garden there are two sorts of ladybirds with 7 spots or 4 spots. What numbers of total spots can you make?
This article for teachers suggests teaching strategies and resources that can help to develop children's number sense.
Once a basic number sense has developed for numbers up to ten, a strong 'sense of ten' needs to be developed as a foundation for both place value and mental calculations.
Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.
Can you each work out the number on your card? What do you notice? How could you sort the cards?
If you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?