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

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

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

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

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

With this worksheet, your second graders will be adding up two-digit and three-digit numbers with ease.

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!

Help your students apply strategies when solving addition problems. This worksheet provides practice for using number lines to solve addition problems with three-digit numbers.

Learn to perform addition with three-digit numbers in this essential worksheet!

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

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

Practice place value and two-digit addition with this inviting worksheet!

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.

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Try this bright worksheet to give your first grader some at-home practice with adding three numbers!

If your child is confident in their addition skills, challenge them to tackle addition with three numbers.

Adding two numbers? Too easy. See if your kindergarten math whiz can add three!

Practice a visual strategy for addition with regrouping in this second-grade worksheet!

Kids look for keywords to determine how to solve each problem with this three-step addition worksheet.

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

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