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

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

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

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

Practice 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!

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

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

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

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

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

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

Is your second grader ready to step up her carrying skills? This intermediate worksheet will test her powers of addition!

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

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.

Represent ones and tens with crayons in this fun worksheet.

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

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

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

Bolster your third grader's addition skills with at-home practice in three-digit addition.

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

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

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.