Add 10 with a 100 square

Add 10 to 2-digit numbers, with the help of a 100 square.

Create my FREE account

including a 7 day free trial of everything

Email Address

Password

I agree to the Terms and Conditions and Privacy Policy

Already have an account? Sign in

Remember the work with an abacus? Now is the time to add ten to numbers.

That gorilla still hasn't worked out how to use his yo-yo. But he does know how to add ten!

The big wheel of fortune is a good test of adding ten to numbers.

Find more examples of a maths statement.

The latest news, articles, and resources, sent to your inbox weekly.

URBrainy named one of the World’s Top EdTech Companies by TIME Magazine.