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

Give students practice adding three-digit numbers 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.

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.

Make the math concept "less than" more clear with a colorful worksheet that gets him practicing with number comparisons to make each equation true.

Can your second grader dig a little deeper into number comparisons? Have her find the missing number that makes each "greater than" equation true.

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!

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

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

Improve those skills! Practice three-digit addition with these twelve problems.

Use this visual model to practice adding 10 to two-digit numbers!

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

Sharpen second graders' hundred chart know-how with this addition worksheet!

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

Test your addition skills with this helpful hundred chart worksheet!

Practice multi-digit addition with this hundred chart worksheet for second graders! 

Practice adding two-digit numbers with this compensation worksheet for second and third graders!

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

In this worksheet, kids take turns rolling dice, practicing addition, and writing in numbers.

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

Learners will enjoy stacking and adding two-digit numbers with this appealing practice worksheet.

By breaking down numbers, your third graders will learn to do fast addition!

Learners will enjoy stacking and adding two-digit numbers with this appealing practice worksheet.

Hurry! If these numbers aren't added quickly using regrouping, they'll pop!

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

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