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.

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

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

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

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

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

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.

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

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!

Multi-digit addition can be tricky. Teach your third graders fast addition and they will be on their way to mastering this concept.

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.

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

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.

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.

Help your child get used to addition with carrying so that she'll be all ready to go by the time it's introduced in school.