Challenge your child to add three, four, and five numbers together. He may find the task daunting, but there's a trick to add multiple numbers that will help!

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?

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.

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.

Practice counting and adding by ten with a hundred chart!

Use this visual model to practice adding 10 to two-digit numbers!

The fun quickly adds up with this winter-themed addition activity page for first graders!

Comb the beach for hats, starfish, pineapples, and seashells in this first-grade math worksheet! 

Find the number of butterflies, flowers, rainbows, and watering cans in your garden with this spring-themed math worksheet for first graders! 

Stay sharp this spring season with an addition Easter egg hunt! Your child will practice her addition facts, simple one-digit addition problems.

Search for acorns, mugs, pumpkins, and mushrooms with this fall-themed addition worksheet for first graders!

Take a big leap forward with your math skills as you practice addition in this cheerful, inviting worksheet!

Jump into addition with this hundred chart worksheet for first and second graders! 

Climb toward the sum by making tens in this helpful addition worksheet!

Practice counting and addition skills with this early elementary math worksheet featuring a colorful travel theme!

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.

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.

Make early addition click with this engaging hundred chart worksheet designed for first-grade learners!

Hop, skip, and jump using compensation in this second- and third-grade addition worksheet!

Sharpen your mental math skills with this second- and third-grade compensation worksheet! 

Test your talent in two-digit addition with this colorful math worksheet!

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

Make two-digit addition easier with this inviting worksheet!

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

Discover combinations that make 10 with this engaging cut-and-paste worksheet, designed for first and second graders!

Test your addition skills with this helpful hundred chart worksheet!

Strengthen first and second graders' single-digit addition skills with this hands-on worksheet!

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

Your kids will get an intro to basic addition with this worksheet, which challenges them to count and add acorns, walnuts, and almonds!