Learners will solve 20 two- and three-digit addition problems in this versatile practice worksheet.

Master the math of making 10 and 20 with two addends in this helpful addition worksheet!

Children practice writing numbers from expanded forms, and expanded forms from numbers.

Gain expertise with addition sentences within 20 in this helpful math worksheet!

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Get more practice writing addition equations within 20 with this inviting and accessible math worksheet!

Add like mad with our thrilling addition worksheet! This three-minute math drill gets your child racing to complete all the addition equations on the page.

Does your learner need a little push to practice two-digit addition? This nature-themed printable will likely do the trick.

Kids help Olga the Octopus on this second grade math worksheet by solving subtraction problems with two-digit numbers using regrouping.

Solve an enjoyable maze of doubles facts with this fun one-page worksheet!

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

Practice multi-digit addition with this hundred chart worksheet for second graders! 

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

Try solving near-doubles facts with these nine problems!

Help your math ninja with his addition and target practice. He can practice two-digit addition and carrying (also called regrouping) with this worksheet!

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

Learn how the commutative property works with this colorful worksheet!

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

Challenge your third grade mathematicians with these addition and subtraction word problems. This exercise is designed to assess your students' math level at the beginning of third grade.

Learn to use the commutative property with three-addend addition expressions!

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?

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

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

Practice using place value to solve addition problems with this 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.

Get more practice exploring properties of operations while writing addition equations in this second-grade math worksheet!

Your first grader will soar high above the skies as he completes addition problems with sums of 9 or less in this math worksheet.

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

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