The second in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

Practice a helpful strategy for adding single-digit numbers in this worksheet, the second entry in a scaffolded series!

Can you decode the secret message hidden in these addition problems?

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

Search for numbers in a hundred chart with this helpful first-grade 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?

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.

Try solving near-doubles facts with these nine problems!

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.

Sail smoothly through addition practice with this hundred chart worksheet for first and second graders!

Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

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.

Each ten frame has ten boxes. Some boxes have red chips and others don't. If the top half of the ten frame is filled with red chips, how many are left? 10-5=5.

Practice adding tens on an open number line with this first-grade math worksheet!

Get even more practice adding tens on an open number line with this first-grade math worksheet!

Direct the bunny towards a tasty treat by solving addition problems in this first- and second-grade worksheet!

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

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

Regroup ones into tens to add in this engaging first-grade worksheet!

Make math fun with this doubles facts maze! 

Practice adding doubles facts with this engaging worksheet!

Practice solving near-doubles facts with this engaging worksheet!

Follow the trail to doubles mastery with this fun first- and second-grade worksheet!

Test your addition skills with this hands-on math worksheet!