Represent ones and tens with crayons in this fun worksheet.

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

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

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

Go on a number adventure with this jungle-themed worksheet. Kids will use their number know-how to order numbers and clear a path through the jungle.

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

This worksheet isn't for beginners! Let your math savvy kid take on this carrying challenge. Can he add up these big numbers to find the correct sum?

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

Your second grader and his handy addition skills are needed! Can he help Ralph keep track of his hollyhock's growth?

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

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.

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.

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.

What do cows like to listen to? To find the answer to this riddle, your kids will need to sharpen their skills in basic addition. So saddle up and let those addition skills go wild!

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.

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

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

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

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

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

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

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

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

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

This worksheet teaches you to use base 10 drawings to add two-digit numbers.

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

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

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

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

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