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

Practice representing 10 using ten frames in this kindergarten addition worksheet!

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!

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?

Enhance your learners' addition and subtraction skills using number line models and real-world scenarios!

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

Jump forward and backward on a number line to solve addition problems in this engaging worksheet!

Step up your place value skills with these engaging addition problems!

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!

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.

Get more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Practice your place value skills while you add in this helpful worksheet!

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!

If your preschooler or kindergartener has an eye for style, this worksheet will help get them adding. Have them count the total number of hats when presented with two groups of hats.

Learn to perform addition with three-digit numbers in this essential worksheet!

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

Practice using place value to solve addition problems with this math worksheet!

Use place value to add three-digit numbers with this second-grade 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.