Children practice addition within 20 in this fall-themed math worksheet.

Build basic math skills with this practice sheet, full of one-digit addition equations for your child to practice and start memorizing.

Put a little love into math practice with these sweet Valentine's Day addition problems, where your first grader can review his math facts.

If you want to get your child in the Valentine's Day mood and improve her addition and mental math ability, this pretty printable is sure to do the trick.

Little math learners can have a blast solving these Valentine's Day addition problems! Build basic math skills with this practice sheet.

Can your first grader dig through a leafy mess to find the numbers that are added together for each clover? He'll come out of it with stronger addition skills!

Santa's a busy guy. Help him out this holiday season by adding up his stash of candy canes, snowmen and presents!

Build math and reading skills with some sweet Valentine's Day word problems! Kids will practice basic addition and subtraction.

Give your little lucky charm a fun way to practice his math this St. Patty's Day! He'll have 12 simple addition problems to solve.

Have some math and coloring practice with your chocolates in this Valentine's Day mental math worksheet. Your kid will solve addition and subtraction problems.

The Easter bunny's been busy hiding colorful eggs all over the yard. Each one has a simple addition problem for your first grader to solve.

Here are some sweet Easter problems to keep your child busy this holiday! He'll put his reading skills to the test to solve these word problems.

Merry Christmas! To help your child stay sharp during the holiday, Santa has left lots of colorful presents filled with addition facts for your child to solve.

Have a happy Valentine's Day with this combination math and color-by-number worksheet. Your kid will use mental math skills to color in the pictured chocolates.

Enjoy an egg-cellent Easter review of addition facts! Hunt for a solution in each colorful egg, with simple addition problems for your first grader to solve.

Your little one will love practicing basic addition with this Valentine's Day worksheet! She'll do some coloring as she solves each equation.

Santa has left lots of colorful presents filled with addition facts for your first grader to practice!

Your little valentine can have a fun time reviewing his math facts with this candy math sheet! He'll review basic addition and subtraction.

Ho ho ho! Santa has left lots of colorful presents filled with addition facts for your first grader to practice.

Looks like the Easter bunny has left some colorful treats for a special student! She'll need to solve all the simple addition problems in each egg.

Get ready for some merry math practice this Christmas! Santa has left lots of colorful presents filled with simple addition facts.

Get your child to work his mental math skills this Valentine's Day with this chocolate-filled worksheet.

Here's an Easter egg hunt with a twist! Each egg in this festive worksheet contains one simple addition problem for your first grader to solve.

Ho ho ho! Santa's left lots of colorful presents filled with Christmas addition problems for your child to solve.

Happy Valentine's Day! Your first grader will color all the candies in this heart-shaped box while solving some sweet math problems.

Do some mental math with your young valentine in this combination math and color-by-number worksheet. Kids will solve simple addition and subtraction problems.

Treat your little sweetheart to a fun math activity this Valentine's Day. He'll get to do some coloring as he reviews math facts.

This combination color-by-number math worksheet will get your kid practicing mental math. Kids will color Valentine's Day chocolates by number.