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

Kids solve addition problems with three-digit addends to move from bubble to bubble on this second grade math worksheet.

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

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

Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!

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

Master two-digit addition in this second-grade worksheet!

Master addition using a place value chart with this engaging second-grade worksheet!

Give your kids extra addition practice with this worksheet, which teaches them that it's best to focus on the tens first.

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

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

In this worksheet, learn how to add the tens first when using a hundreds chart.

Continue exploring properties of operations while writing addition equations in this second-grade math worksheet!

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

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

Printing out this worksheet is the first step to helping your child master an important second grade skill: double-digit addition with carrying.

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

Practice using place value charts to find sums with this addition worksheet for first and second graders!

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.

Challenge yourself to solve three-digit addition problems in this colorful worksheet!

Give your second grader some manageable vertical addition practice with this adorable worksheet!

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

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

Children learn how to compare numbers using the greater than and less than symbols in this cheerful 2nd grade addition 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.

Practice your addition skills with this inviting second-grade worksheet!

Practice adding multi-digit numbers in this second- and third-grade worksheet!

Add multi-digit numbers with ease in this colorful second-grade math worksheet!