problem
Fair exchange
Age
5 to 7
Challenge level
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?
problem
Sort them out (1)
Age
5 to 7
Challenge level
Can you each work out the number on your card? What do you notice? How could you sort the cards?
problem
Butterfly flowers
Age
5 to 7
Challenge level
Can you find two butterflies to go on each flower so that the numbers on each pair of butterflies adds to the number on their flower?
problem
Pairs of numbers
Age
5 to 7
Challenge level
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?
problem
Find the difference
Age
5 to 7
Challenge level
Place the numbers 1 to 6 in the circles so that each number is the difference between the two numbers just below it.
problem
2, 4, 6, 8
Age
5 to 7
Challenge level
Using the cards 2, 4, 6, 8, +, - and =, what number statements can you make?