These equations have lost their signs! Only one sign — plus or minus — can make each equation true.

The ball is in your court as you solve these addition problems!

Let’s see how well you know your addition facts!

Did you know math could be fun? Your child can practice her addition facts as she colors the picture.

It’s time for students to make their own number bonds! In this activity, students will be given number sentences to solve and represent using number bonds.

Orange you glad you know your addition facts? Build fluency skills in this first-grade worksheet!

Shoot for success in this basketball-themed addition worksheet!

Help Santa color his gifts. With some math know-how and a few festive crayons, your child just might save Christmas.

Sharpen second graders' hundred chart know-how with this addition worksheet!

Students will love getting to make and cut out their own fact family triangles as they practice writing three related numbers.

How much sporting fun could your kid have with all these balls? We'll never know, but he can definitely learn to count and add with this fun worksheet.

You don’t need to know magic to make addition sums to appear out of thin air!

Did you know that multiplying a number by two is the same thing as adding that number to itself? Use this trick in this lovely math worksheet.

Know a second grader who could use stronger math skills? Give her a helping hand with this super power-infused, two-digit addition worksheet.

Introduce your preschooler to simple addition with this series.

Your young learner can have a blast experimenting with addition facts in the Math Lab!

Don't get spooked out by math! These Halloween word problems bring some scary fun to your math exercises.

Give your preschooler a head start in math with this simple addition worksheet. Colorful and catchy, he'll count and color too!

Give your preschooler a head start in math with this simple addition worksheet. Colorful and catchy, she'll count and color too!

Your child can exercise addition and subtraction skills at Christmas time with this mental math worksheet. It also includes a bonus coloring exercise.

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.

This Halloween, step up your child's addition skills with a themed worksheet featuring a slew of pumpkins for her to practice adding up.

Use your addition skills to build your own number city in this unique worksheet!

If your preschooler has mastered counting, it might be time for him to start on addition. Use our addition worksheet to get him started on math practice.

Does your child adore fairies? This cute worksheet is a great way to get your preschooler counting, and also learning simple addition.

Give your preschooler a head start on addition with these simple equations. This worksheet can also be cut to make flashcards for your child.

Try your luck at these St. Patrick's Day word problems! Your first grader will be building his reading skills as he practices addition.

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.