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

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

In this worksheet that contains a storyline about a bakery, students will solve two-step, three-digit addition problems.

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.

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.

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.

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

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

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

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?

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

Use this exercise to give your students practice solving word problems with addition, subtraction, or a mix of both operations.

The partial sums method uses place value to help organize multi-digit math problems. Help your child master this strategy with a few practice problems.

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

Use these vocabulary cards with the EL Support Lesson: Thinking Deeply About Word Problems.

Use this glossary with the EL Support Lesson: Thinking Deeply About Word Problems.

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

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

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

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!

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

With this worksheet students will practice using the number line strategy to add three-digit numbers.

Third graders can practice addition and engage in a coloring activity in one simple worksheet.

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

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!

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

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

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

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