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

Practice adding 3 to numbers within 10 with this first-grade addition worksheet!

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

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

Review three-digit addition and subtraction by solving these dino-riffic word problems.

Kids solve addition problems with three-digit addends to move from bubble to bubble on this second grade math worksheet.

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

Prepare your first grader for Valentine's Day with these sweet math problems to help her review her addition math facts.

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

Let's see those addition skills! Use this math assessment to check in on your students’ abilities to add three numbers by having them solve these problems.

Celebrate Valentine's Day while reviewing math facts! Your little one can solve these addition problems, and soon he'll be able to memorizing them.

Children will count and add rainbows, shamrocks, harps, and even sheep in this playful St. Patrick's Day math worksheet.

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

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

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!

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

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

Learn to use the commutative property with three-addend addition expressions!

Practice addition within 10 with this Halloween math workheet!

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.

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

Count and add the Thanksgiving pictures in this simple addition worksheet! 

Try your luck with these picture addition problems, great for helping kindergarteners make the leap from counting to addition!

Bolster your third grader's addition skills with at-home practice in three-digit addition.

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.

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

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

Count and add the Halloween pictures in this simple addition worksheet!