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

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

Explore finding missing starting numbers in addition equations with this engaging hundred-chart 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!

Gain expertise with addition sentences within 20 in this helpful math worksheet!

Strengthen your fluency skills with this beach-themed addition worksheet for first and second graders!

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

First and second graders will LOVE finding the missing numbers in this adorable Valentine’s Day math puzzle!

Make your way through a maze of addition problems in this engaging worksheet!

Get on a roll with your addition skills in this engaging worksheet!

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

Solve near-doubles facts with this appealing worksheet!

Learn how to use doubles facts to solve other addition problems!

Let’s chart a calculated course with this engaging second-grade addition activity!