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

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

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

Word problems make for great assessment tools because they require a complete understanding of the math concepts. Use this assessment to evaluate your students' abilities to add and subtract three-digit numbers using mixed operation word problems.

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

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

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

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

Let's see how those addition skills have blossomed over the course of the year! Use this quick math assessment to gauge your students' abilities to add three-digit numbers, both with and without regrouping.

Use these strategy cards to help students develop their compare and contrast skills, along with deepening their understanding of three-digit addition.

How are your students coming along in their three-digit addition skills? Use this spring math assessment to gauge your students' abilities to add within 1,000.

Is your second grader ready to step up her carrying skills? This intermediate worksheet will test her powers of addition!

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.

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.

What does carrying have to do with math? Help your second grader find out with this worksheet full of big number addition and carrying hints.

Once your child masters addition with carrying, there's practically no number too big for her to add!

Children practice writing numbers from expanded forms, and expanded forms from numbers.

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.

Let your child get in some extra addition practice with this worksheet perfect for carrying beginners.

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.

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

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

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.

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

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!

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.

Use this glossary with the EL Support Lesson Plan: Compare & Contrast Addition Strategies.

Use these vocabulary cards with the EL Support Lesson Plan: Compare & Contrast Addition Strategies.