It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.

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

Number bonds are a great way for your kids to explore the relationship between addition and subtraction. By filling in the missing numbers, students get experience with fact families.

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

Add numbers within 20 using ten frames with this first-grade math worksheet!

Time for school! Have your first grader take a look at this school (school of fish, that is) and solve the addition problems.

Looking for a different way to engage your child with his addition facts? This color by number underwater scene might do the trick!

Practice finding missing numbers while adding within 20 using ten frames!

This hundred chart worksheet makes adding ten easy!

Build number sense and familiarity with numbers 1–120 with this fun game! Students will roll a die and move that many more spaces. The first player to reach 120 wins!

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?

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.

Practice decomposing numbers and writing equations with this kindergarten and first-grade math worksheet!

Practice addition within 100 using open number lines with this first-grade math worksheet!

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.

Give your young mathematicians practice with number bonds and number sentences in this visually interesting worksheet that has students composing and decomposing numbers.

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.

Give your students simple two-digit numbers to practice the decomposition addition strategy! This can be used as a stand-alone activity or in conjunction with the Composing and Decomposing lesson plan.

In the chill of winter, keep your child's brain warmed up with some single-digit addition. This is a great chance for her to brush up on her math facts.

Time to start fishin' for addition! Here's a great worksheet that will help your child practice his simple addition and counting.

Give your young math learner practice composing numbers 11–19 with this addition strategies worksheet!

Single-digit addition is a leap away using number lines like the ones on this worksheet.

Students learn to decompose numbers through this fun activity. After being given a number, young mathematicians come up with their own way to decompose the number into two different numbers.

Use the mat to give students extra practice composing a 10 as they learn to add to 20.

Your students have been plugging away at their math skills all year. Now it's time to put those skills to the test! Use this math assessment to check in on your students’ abilities to add 10 to two-digit numbers.

Practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Get more practice adding multiples of 10 on an open number line with this colorful worksheet!

This worksheet takes your child a step farther than one-digit addition. As he completes the page, he'll learn to add a two-digit number to a one-digit number.

Help students get a grasp on mentally adding or subtracting 10 from a multiple of 10 with this fun BINGO game!