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

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

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

Use this glossary with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

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

This colorful printable--complete with a lovable three-eyed monster--will help your second grader master double-digit addition with carrying!

Use these vocabulary cards with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

Practice three-digit addition using open number lines with this second-grade math worksheet!

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.

Get more practice performing three-digit addition using open number lines with this second-grade math 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.

Use place value to add three-digit numbers with this second-grade worksheet!

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

The butterflies embellishing this adorable worksheet will keep your second grader entertained as they learn how to manage these complex addition problems!

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

3...2...1...go! Students will apply their knowledge of addition facts with this speedy worksheet!

Can your second grader use her addition ability to chart the growth of Augusto's snapdragon?

Doubling as a coloring page, this is not your average math worksheet. Children solve the addition problems using carrying, then break out the crayons.

Once she's added up the numbers in this 2nd grade math worksheet, your child will use her answers to uncover a hidden word.

If addition with carrying is getting your second grader down, have her complete this colorful worksheet!

Challenge your second grader to complete this double-digit addition worksheet--along with the rest of the set--and watch their addition struggles disappear.

Spark your second grader's interest in practicing math with a two-digit addition worksheet--complete with a super hero and his special power!

Your second grader will finally want to practice at-home addition when it involves super heroes and extraordinary powers!

This bright and cheerful addition worksheet--complete with a furry monster friend--will make your second grader smile as they practice addition with carrying!

To bulk up your second grader's addition knowledge, give him this colorful two-digit addition worksheet--complete with a fun, super hero theme.

Can your second grader's math skills use a boost? Increase her addition ability with a fun worksheet that's complete with a super hero and power!

Help your second grader strengthen her two-digit addition skills ... and pretend she's a super hero at the same time!

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.