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

Vocabulary Cards: Comparing Strategies for Three-Digit Addition

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

3-Digit Addition

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

Add Three-Digit Numbers

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

Three-Digit Addition

Use these vocabulary cards with the EL Support Lesson Plan: What Are Arrays?

Vocabulary Cards: What Are Arrays?

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

Vocabulary Cards: Multiples of 10

Use these vocabulary cards with the EL Support Lesson: Word Problem Comprehension.

Vocabulary Cards: Word Problem Comprehension

Use these vocabulary cards with the EL Support Lesson Plan: Adding Within 20.

Vocabulary Cards: Adding Within 20

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

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

Add It Up! Three-Digit Numbers

This coloring page dot-to-dot uses skip counting as an unexpected way to tie in multiplication learning and reviewing multiples of three!

Skip Count by Three

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

Extra Practice: Three-Digit Addition with Regrouping

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

Math Notes: 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

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

Coral Reef: Three-Digit Addition with Regrouping

Use these vocabulary cards with the EL Support Lesson: Thinking Deeply About Word Problems.

Vocabulary Cards: Thinking Deeply About Word Problems

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

Place Value Chart Addition Without Regrouping: Sums to 1,000 #3

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

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

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

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

Vocabulary Cards: Mental Math Bingo with Multiples of 10

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

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

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

Help your students apply strategies when solving addition problems. This worksheet provides practice for using number lines to solve addition problems with three-digit numbers.

Practice Adding Three-Digit Numbers on an Open Number Line

Math practice doesn't have to be scary! These Halloween word problems are a frighteningly fun way to practice addition and subtraction.

Halloween Word Problems #6

Don't get spooked out by math! These Halloween word problems bring some scary fun to your math exercises.

Halloween Word Problems #8

Challenge your third grader to figure out the addition and subtraction patterns on this worksheet.

Cards, Triangles, and Patterns

Have a scary fun time with these Halloween word problems. Your child will work with fractions, and more to solve problems that relate to Halloween situations.

Halloween Word Problems #10

Practice addition within 10 with this Halloween math workheet!

Halloween Addition #3

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