Adding 3-Digit Numbers Activity Sheet

The 3 digit by 3 digit addition worksheets are designed for children of 3–4 grades. Three digit addition with regrouping is an important part of the school curriculum. It provides children with a solid foundation for more advanced arithmetic and helps them become confident when solving complex tasks. It also helps students understand the structure of numbers, develop logical thinking skills, and improve their calculation abilities.

Using this generator, teachers and parents can prepare as many unique 3 digit addition worksheets as needed. Each worksheet is different, so students won't solve the same problems every time. You can customize the worksheet settings, such as the number of sums per page, header, and footer, for your convenience.