When you go shopping, how good is your maths? Test yourself with this activity.

How to play: You will see 12 money sums in this activity. Look at each sum, add or subtract the amounts. What's the answer?

Example: Look at the sum '₤10 minus ₤5'. If you think the answer is '₤5', click on '₤5' with the paintbrush, then click on '₤10 minus ₤5' to paint it blue. If you think the answer is '₤1.50', click on '₤1.50' with the paintbrush, then click on '₤10 minus ₤5' to paint it purple.

Click on 'submit' when you are ready.