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

In this second grade math worksheet and coloring page, children practice addition with carrying, then color in the monsters adorning the page!

Sneak in a little math before bedtime with this cheerful 2nd grade worksheet that includes two-digit addition with carrying and a fun word puzzle at the end.

Guide your second grader through this fun, two-digit addition worksheet to boost her mental math skills.

Students use open number lines to help them write addition equations in this first-grade practice worksheet!

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

Practice is the best medicine for a second grader struggling with two-digit addition. This fun worksheet's sure to help him out!

What is a math teacher's favorite dessert? Pi! Find more funny riddles by doing this worksheet--a perfect combination of math practice and brain teasers.

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

Children develop their logic and reasoning skills as they answer a series of five word problems in this math worksheet.

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

Get more practice adding tens on an open number line with this first-grade math worksheet!

Second graders get to solve vertical addition problems with two-digit numbers and even break out those carrying skills in this math worksheet.

Get even more practice adding tens on an open number line with this first-grade math worksheet!

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.

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

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

Practice using place value charts to find sums with this addition worksheet for first and second graders!

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

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

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.

Featuring a word puzzle at the end, this 2nd grade math worksheet makes two-digit addition new and exciting!

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

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

Children solve a series of problems to trace a path from start to finish in this fun math puzzle worksheet.

Brave math explorers can venture through a jungle of one and two digit addition problems with this worksheet!

Represent ones and tens with crayons in this fun worksheet.

Ninjas can be very mysterious and secretive. Solve the riddle with some addition to unlock one of their secrets!

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