Groups of ten make addition a breeze! Use this nifty worksheet to learn about the "circle ten" shortcut.

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

Kids solve addition problems with three-digit addends using regrouping on this third grade math worksheet.

Use this glossary with the EL Math Support Lesson: Multiples of 10.

Practice three-digit addition using open number lines with this second-grade math worksheet!

Children add 10 or 1 to move through the hundreds chart to get to 100 in this fun addition worksheet.

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

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

Give students practice adding three-digit numbers within 1,000! 

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

Dive into compensation with the help of trusty tens in this inviting worksheet!

Practice three-digit addition with regrouping in this set of 36 problems.

Children will put their three-digit addition skills to the test as they solve 23 practice problems in this math worksheet.

This worksheet teaches you to use base 10 drawings to add two-digit numbers.

Use this glossary with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

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

Improve those skills! Practice three-digit addition with these twelve problems.

Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!

Looking for some extra practice with two digit addition? The butterflies flying around this worksheet will give your child just that.

Use these vocabulary cards with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Boost your child's addition fact fluency with this second grade math worksheet offering two-digit addition problems that require carrying.

Use this glossary with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

Use these strategy cards to help students develop their compare and contrast skills, along with deepening their understanding of three-digit addition.

Use these vocabulary cards with the EL Support Lesson Plan: Comparing Strategies for Three-Digit Addition.

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

Challenge yourself to solve three-digit addition problems in this colorful worksheet!

If your second grader is tired of typical math worksheets, this double-digit addition plus coloring printable is perfect!

How are your students coming along in their three-digit addition skills? Use this spring math assessment to gauge your students' abilities to add within 1,000.

Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.