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Kids solve two- and three-digit addition problems by regrouping in order to help the Professor grow out his beard.

Two- and Three-Digit Addition

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.

Three-Digit Addition: Part 2

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

3-Digit Addition

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

Math Notes: Three-Digit Addition

This lesson helps students develop an ability to compare and contrast as they explore two strategies to solve three-digit addition problems. This EL Math lesson can be used alone or alongside Three-Digit Addition Strategies Review.

Comparing Strategies for Three-Digit Addition

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.

Three-Digit Addition: Part 1

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

Adding Three-Digit Numbers on an Open Number Line #2

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

Add Three-Digit Numbers

This simple worksheet is packed with two-digit and three-digit subtraction problems.

Subtraction Practice

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

Three-Digit Addition

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

Add It Up! Three-Digit Numbers

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

Three-Digit Addition Strategies Review

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

Extra Practice: Three-Digit Addition with Regrouping

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

Coral Reef: Three-Digit Addition with Regrouping

Three digit addition just got much simpler thanks to this exercise that illustrates how to regroup numbers.


Three-Digit Addition and Regrouping Numbers

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

Strategy Cards: Three-Digit Addition

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

Glossary: Comparing Strategies for Three-Digit Addition

Practice&nbsp;two-and three-digit subtraction in this set of school-themed word problems!

Practice Word Problem Subtraction

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

Adding Three-Digit Numbers on an Open Number Line #1

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

Vocabulary Cards: Comparing Strategies for Three-Digit Addition

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.

Spring Three-Digit Addition Check-in

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

Adding Three-Digit Numbers on an Open Number Line #3

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

Place Value Chart Addition With Regrouping: Sums to 1,000 #2

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

Place Value: Expanding Numbers #2

Bolster your third grader&#39;s addition skills with at-home practice in three-digit addition.

Addition Practice: Triple Digits

Add multi-digit numbers with ease in this colorful second-grade math worksheet!

Place Value Chart Addition With Regrouping: Sums to 1,000 #1

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

Addition with Carrying #2

The partial sums method uses place value to help organize multi-digit math problems. Help your child master this strategy with a few practice problems.

Partial Sums

Let's see how those addition skills have blossomed over the course of the year! Use this quick math assessment to gauge your students' abilities to add three-digit numbers, both with and without regrouping.

Addition Within 1000 Check-in

Word problems make for great assessment tools because they require a complete understanding of the math concepts. Use this assessment to evaluate your students' abilities to add and subtract three-digit numbers using mixed operation word problems.

Mixed Operation Word Problem Check-in

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