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

Students use open number lines to help them write addition equations in this first-grade practice worksheet!

Make math fun with this doubles facts maze! 

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!

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

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

Ignite problem-solving prowess in your young math learners with this fun Easter puzzle worksheet!

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

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

Practice addition and subtraction within 10 in this St. Patrick's Day-themed math puzzle!

Learn how the commutative property works with this colorful worksheet!

Practice adding tens with a visual model in this helpful worksheet!

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

Shape up your addition skills with these square puzzles!

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

Try using the associative property in this fill-in-the-blank worksheet!

Practice a vital addition skill with this bright, summery worksheet!