ClassWeekly

2nd Grade Addition: Three-digit addition Worksheets

Ages 7-8 · Free previews · Print-ready PDFs

Add three-digit numbers using the standard algorithm.

More addition worksheets

Explore all of our 2nd grade addition worksheets, covering two-digit addition, addition with regrouping, column addition, three-digit addition, and more.

What is ClassWeekly?

ClassWeekly offers free worksheets and printable learning resources for kids in pre-K to grade 5. All worksheets are aligned to Common Core standards and designed by educators. Become a member to access the full library and download unlimited PDFs.