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

Get even more fun practice balancing addition and subtraction equations with this lower grades math worksheet!

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

Take a big leap forward with your math skills as you practice addition in this cheerful, inviting worksheet!

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

Practice addition and subtraction within 10 in this St. Patrick's Day-themed math puzzle!

Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

Build a chocolate box while practicing addition in this Valentine’s Day worksheet for first and second graders!

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

Kids solve addition problems with two-digit addends using regrouping on this third grade math worksheet.

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

Solve addition problems using the near-doubles method with this helpful worksheet!

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

Test your addition skills in an underwater adventure with this inviting worksheet!

Discover combinations that make 10 with this engaging cut-and-paste worksheet, designed for first and second graders!

Hone your addition skills with this engaging near-doubles worksheet!

Start your engines and rush toward the finish line in this engaging addition worksheet!

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

Put your addition skills to the test with these puzzle boxes for second and third graders!

Put your addition skills to the test with these puzzle boxes for second and third graders! 

Solve an enjoyable maze of doubles facts with this fun one-page worksheet!

Test your talent in two-digit addition with this colorful math worksheet!

Put your addition skills to the test with these puzzle boxes for second and third graders!

Strengthen first and second graders' single-digit addition skills with this hands-on worksheet!

Shape up your addition skills with these square puzzles!

Students solve addition problems with two-digit addends and no regrouping on this fruit-themed worksheet.

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

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