Choose 3 Numbers to Add

By clicking on three of the numbers at the top of the page you can make these easier or harder - why not show how clever you are by making them as hard as possible?

View all our resources for free

You can view this resource and all our others online absolutely free but we do ask you to Register with your email address beforehand. (If you are already registered, please Login)

You can also print up to 5 sets of worksheets as well as play all the fun maths games for a whole week. (No card details needed)