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Showing Results for three digit  and missing factors

Kids hone their single-digit addition skills as they match equations with their missing factors.

Match: Addition Within 10 and Missing Factors

Adding up missing factors will be a routine matter for students after they complete this exercise.


Addition and Missing Factors

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

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

Add It Up! Three-Digit Numbers

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

Three-Digit Addition Cards

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

Math Notes: Three-Digit Addition

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

Extra Practice: Three-Digit Addition with Regrouping

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

Teach students how to extract information from word problems and complete three digit addition to find the solution.


Three-Digit Addition Word Problems

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

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


Three-Digit Addition and Regrouping Numbers

Simplify the seemingly complex task of three digit addition with the following number line activity.


Three-Digit Addition on a Number Line

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

Three-Digit Addition Strategies Review

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

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

Coral Reef: Three-Digit Addition with Regrouping

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

Reinforce your child's three-digit addition skills with this ski-themed learning adventure!

 Ski Racer: Three-Digit Addition and Finding 100 More

Get ready to add 10 more! Analyze expressions like "110 + 10" and calculate three-digit sums.

Match: Three-Digit Addition and Finding 10 More

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

Vocabulary Cards: Comparing Strategies for Three-Digit Addition

Build up second graders’ math knowledge with a diving game about three-digit addition.

Treasure Diving: Finding 10 More Three-Digit Addition

What’s the sum? Add 10 to that number in a three-digit addition game for second graders.

Water Rafting: Finding 10 More 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

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 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

Add 100 to three-digit numbers and find the matching sums in this exciting Dino Fishing game.

Dino Fishing: Three-Digit Addition and Finding 100 More

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

Students learning how to perform three digit addition in two step word problems will appreciate the clear instructions in this exercise.


Three-Digit Addition and Two-Step Word Problems

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