It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.

Children add 10 or 1 to move through the hundreds chart to get to 100 in this fun addition worksheet.

Buzz through some two-digit addition problems with your second grader!

Give your young mathematicians practice with number bonds and number sentences in this visually interesting worksheet that has students composing and decomposing numbers.

Encourage your second grader to embark on a space-themed addition adventure with an entertaining extra: a coloring activity!

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.

This worksheet guides kids through simple word problems by presenting options for breaking up tens and ones.

Represent tens and ones with crayons in this fun worksheet.

Tackle two-digit addition with place value charts in this helpful worksheet!

Encourage your second grader to help Geraldine keep track of how tall her sunflower grows with this fun addition worksheet.

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

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

After kids solve the two-digit addition and subtraction problems on this second grade math worksheet, they use the key to color in the shapes on the mosaic.

Hop, skip, and jump using compensation in this second- and third-grade addition worksheet!

Got a second grader who's reluctant to practice math? Addition loses its bore factor with a math worksheet infused with extraordinary energy.

3...2...1...go! Students will apply their knowledge of addition facts with this speedy worksheet!

Keep your second grader entertained--and teach her two-digit addition skills at the same time--with this super hero-themed worksheet.

Sharpen your mental math skills with this second- and third-grade compensation worksheet! 

Create models of addition problems with this compensation worksheet for second and third graders!

This second grade worksheet is two activities in one, offering two-digit addition practice and coloring, too!

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

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

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

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

Practice your addition skills with this inviting second-grade 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.

Hone your two-digit addition skills in this essential worksheet!

Practice a visual addition strategy with this second-grade place value worksheet!

Double-digit addition problems are fun to solve in this second grade math worksheet that doubles as a coloring page. Don't forget to carry that one!

Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!