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

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.

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

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! 

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.

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!

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!

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

Help your second grader grasp the concept of carrying numbers in addition equations with this entertaining worksheet!

Is your child comfortable with adding double-digit numbers? If he's getting there here's a different take on addition problems!

Kids help Olga the Octopus on this second grade math worksheet by solving subtraction problems with two-digit numbers using regrouping.

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!

Here's one way to reinforce addition facts and basic math vocabulary. Your child can add up the numbers and fill in missing signs in these addition problems.

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?

Give your students simple two-digit numbers to practice the decomposition addition strategy! This can be used as a stand-alone activity or in conjunction with the Composing and Decomposing lesson plan.