Add a 3-digit number and multiples of 100 (2)

More quick mental addition of 3-digit numbers and multiples of 100.

Create my FREE account

including a 7 day free trial of everything

Email Address

Password

Newsletter

The URBrainy email newsletter (sent every 2 weeks) provides resource updates and helpful guides for teaching and learning.

Yes, I would like to receive the URBrainy newsletter.

I agree to the Terms and Conditions and Privacy Policy

Already have an account? Sign in

Add whole hundreds to 3-digit numbers mentally.

More mental addition of 3-digit numbers and multiples of 100.

More addition of whole hundreds and tens with visual help.

Use knowledge of place value to add quickly.

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