Written addition of 3-digit and 2-digit numbers

Adding a 2-digit number to a 3-digit number using the standard written method.

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

Addition using the formal method for 2-digit numbers.

Using the formal written method to add two 3-digit numbers.

Today we are looking at the formal, written method of addition for adding a 2-digit number to a 3-digit number.

Today we are looking at the formal, written method of addition for adding two 3-digit numbers.