This busy beaver is boosting his addition skills one problem at a time. Help your kid get in on the addition fun!

Does your little mathematician enjoy the pop of a good balloon? In this sheet, he'll 'pop' balloons that contain addition or subtraction problems that equal 20.

Help your little elf get some Christmas math practice in with these holiday word problems. He'll work on subtraction, division, and more in this math worksheet.

Searching for a worksheet that will practice both addition and subtraction skills? This printable is great for beginning math stars.

Searching for a worksheet that practices addition and subtraction? This Animal Math printable is perfect for beginning math stars!

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.

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.

Got a speed demon on your hands? See how fast he really is with this worksheet that asks him to think of 5 things he can do in under 10 seconds.

Even basic addition can be a toughie, so let your pride shine through with this addition worksheet that boasts a blue ribbon in the corner.

Use this number line as a tool to practice adding and subtracting within 20.

Flex your first grader's single-digit subtraction muscles with this charming printable!

Don't let your first grader lose her math skills over winter break! Indulge in Christmas subtraction, along with those holiday sweets and toys.

Download this 1st grade worksheet to help your child master beginning subtraction.

Give your first grader a subtraction surprise with this colorful math worksheet!

Follow fluency facts to finish this fun first- and second-grade subtraction maze!

Can your second grader come up with subtraction equations that equal the number in each star?

Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!

Do your students like puzzles? Then they'll love helping Sammy the Seal solve this one!

Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.

Your students can use their knowledge of simple addition and subtraction facts to solve this KenKen® puzzle.

Will your students help Tommy the Toucan solve this KenKen® puzzle? They'll need their addition and subtraction facts and the numbers 1 through 4.