Get ready for a deep dive into the properties of addition with this first- and second-grade worksheet!

Celebrate Valentine's Day and practice math at the same time with this first grade addition worksheet. Use the kisses to help you solve the problems.

Introduce your child to beginning addition with this colorful first grade math worksheet offering addition problems with sums up to 9. Up, up, and away!

Turn a snow day into a math day with this winter-themed first grade addition worksheet that offers single-digit problems with sums up to 9.

Kids add, subtract, or use math facts they have committed to memory to fill in the missing numbers in the fact families on this second grade math worksheet.

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

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

Help first and second graders practice solving near-doubles facts using this fun worksheet!

Second graders can practice double-digit addition with carrying in this monster-filled math worksheet.

Send your second grader on an underwater double-digit addition challenge!

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!

Your second grader won't mind practicing double-digit addition--with carrying--with the company of a pretty purple partner!

Your first grader will soar high above the skies as he completes addition problems with sums of 9 or less in this math worksheet.

Print out this spring-themed addition worksheet and make the next rainy day an educational one for your first grader!

This colorful math worksheet will get your second grader practicing double-digit addition--with carrying!

Your second graders will enjoy their double-digit addition practice when they work with these friendly monster companions!

Let this cheery, colorful worksheet cheer your second grader on as he practices double-digit addition!

The fun quickly adds up with this winter-themed addition activity page for first graders!

This colorful worksheet will challenge your second grader to practice double-digit addition as it brings a smile to her face!

Take the monotony out of math by challenging your second grader to finish this colorful double-digit addition worksheet!

This adorable addition printable will help your second grader practice carrying over remainders as it boosts their mental math skills!

Practice, practice, practice! The more your second grader exercises their math skills, the easier double-digit addition will become.

Find the number of butterflies, flowers, rainbows, and watering cans in your garden with this spring-themed math worksheet for first graders! 

This double-digit addition printable has an extra bonus: a silly green monster to keep your second grader company!

This colorful printable--complete with a lovable three-eyed monster--will help your second grader master double-digit addition with carrying!

Watch your second grader's mental math ability and understanding of addition with carrying improve with this adorable double-digit worksheet!

Your second grader won't mind practicing double-digit addition when these alien accomplices give them a helping hand.

Your second grader will be delighted to take part in this double-digit addition printable with the help of a couple of furry monster friends!

Your second grader will become an addition pro with worksheets targeted at developing mental math skills and an understanding of adding multiple columns!