Give students practice adding three-digit numbers within 1,000! 

Practice adding with this third grade addition worksheet. Your child will hone his addition skills.

Bolster your third grader's addition skills with at-home practice in three-digit addition.

Learners will solve 20 two- and three-digit addition problems in this versatile practice worksheet.

Test your addition skills with this helpful hundred chart worksheet!

Kids solve addition problems with three-digit addends using regrouping on this third grade math worksheet.

Children will put their three-digit addition skills to the test as they solve 23 practice problems in this math worksheet.

Kids use details from the word problems on this third grade math worksheet to construct and solve addition problems with two or three two-digit addends.

Test your talent in two-digit addition with this colorful math worksheet!

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!