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.

With this worksheet, your second graders will be adding up two-digit and three-digit numbers with ease.

Keep your second grader entertained--and teach her two-digit addition skills at the same time--with this super hero-themed worksheet.

Help your child practice adding four-digit and three-digit numbers! This Easter-themed math worksheet is more interesting than your average printable.

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

Go over adding two-digit numbers to one-digit numbers with this helpful worksheet.

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

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

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

Students solve addition problems with two-digit addends and no regrouping on this fruit-themed worksheet.

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

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

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.

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

Tackle two-digit addition with place value charts in this helpful worksheet!

As these friendly insects provide some creature companionship, your second grader will learn to add and carry over remainders in multi-digit problems!

For double-digit addition practice, try this second grade math worksheet. Don't forget to carry that one!

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

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

Two-digit addition got your second grader down? Liven up math practice with this extraordinary worksheet.

Guide your second grader through this fun, two-digit addition worksheet to boost her mental math skills.

Got a second grader who's reluctant to practice math? Addition loses its bore factor with a math worksheet infused with extraordinary energy.

Is your second grader struggling with two-digit addition? This super hero worksheet should motivate him to practice math!

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

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

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

This charming addition worksheet will provide your second grader with some valuable double-digit training while keeping him entertained!

Two-digit addition troubling your second grader? The only way to get the concept down is practice, practice ... and more practice!

Has your second grader ever wanted to play super hero? Let him do just that with this two-digit addition worksheet.

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