The partial sums method uses place value to help organize multi-digit math problems. Help your child master this strategy with a few practice problems.

Improve those skills! Practice three-digit addition with these twelve problems.

Practice three-digit addition with regrouping in this set of 36 problems.

This simple worksheet is packed with two-digit and three-digit subtraction problems.

Practice two-and three-digit subtraction in this set of school-themed word problems!

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.

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

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

Packed with addition problems requiring regrouping, this worksheet is a perfect way to practice addition with carrying.

Carrying over takes a bit of practice. Give your second grade mathematician a boost with these practice problems.

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

Does your child ever wonder where to put the numbers she carries over in addition problems? He'll wonder no more with this helpful worksheet!

This math fluency checklist is a great tool that can be used to encourage students to use different strategies to solve math problems efficiently and accurately.

Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

Kids complete each equation on this third grade math worksheet by determining whether an equation is addition or subtraction and writing in the correct sign.

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

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

Third graders can practice addition and engage in a coloring activity in one simple worksheet.

If your child likes to carry, then this is the worksheet for her!

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

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

Addition will probably be the most basic and most constant use of math for any kid or adult. This worksheet will give your child lots of practice with it.