Subjects

Math

English Language Arts

Science

Social Studies

Foreign Language

Grades

Pre-K

Kindergarten

1st Grade

2nd Grade

3rd Grade

4th Grade

5th Grade

6th Grade

7th Grade

8th Grade

Worksheets

Games

Build a Worksheet

Word Scramble

Word Search

Crossword Puzzle

Sudoku Generator

Addition Worksheet Generator 

Subtraction Worksheet Generator

Multiplication Worksheet Generator

Division Worksheet Generator

See All

More Resources

Arts & Crafts

Hands-On Activities

CVC Words

Guided Lessons

Common Core State Standards

Common Core Math

Common Core ELA

Roly Recommends

Weekly Recommendations

Early Childhood

Social Emotional Learning

Spring

Passover

Easter

Earth Day

Math Month

2nd - 4th Grade Three-Digit Numbers Multi-Digit Addition Interactive Worksheets

Get more practice exploring properties of operations while writing addition equations in this second-grade math worksheet!

Open Number Line Addition Within 1,000: Write the Equation #2

Continue exploring properties of operations while writing addition equations in this second-grade math worksheet!

Open Number Line Addition Within 1,000: Write the Equation #3

Explore properties of operations while writing addition equations in this second-grade math worksheet!

Open Number Line Addition Within 1,000: Write the Equation #1

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

This resource will assess your students’ proficiency levels in solving word problems. Your students will solve multi-step word problems with mixed operations.

Word Problems Learning Check

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

Three-Digit Addition

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

Extra Practice: Three-Digit Addition with Regrouping

Give this worksheet a spin, and you'll be on your way to three-digit addition and subtraction success.

Triple Digits! 3-Digit Addition & Subtraction

Use this resource to assess students’ abilities to solve a variety of word problems.

Word Problems Check-Up

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

Addition Practice: Triple Digits

Use this resource to support your students as they analyze word problems involving addition and subtraction. Focus on their process, and then allow them to solve to find the answer.

Word Problems: Addition and Subtraction

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

Coral Reef: 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

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

Add It Up! Three-Digit Numbers

Learning how to check our work is essential to becoming strong math students! In this exercise, students will first solve the subtraction problems, then they&#39;ll practice checking their work by plugging the answers into an addition equation.

Check Your Work: To Three-Digit Subtraction

Practice adding with this third grade addition worksheet. Your child will hone his addition skills.

Multiple Choice Math: Addition

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

Subtraction Practice

Review subtraction and check your work with this worksheet that asks kids to subtract, then add in reverse.

Check Your Work: Subtraction

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

Place Value: Expanding Numbers #2

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Grade Level

2nd - 4th Grade

Lesson Plans

Interactive Worksheets

Workbooks

Activities

Exercises

Stories

Songs

Offline Games

Science Projects

Teacher Resources

Resource Type

Within 5

Within 10

Within 20

Two-Digit Numbers

Three-Digit Numbers

Larger Numbers

Addition Number Range

Birthdays

Women's History Month

St. Patrick's Day

Ramadan

Cinco de Mayo

Mother's Day

Memorial Day

Asian Pacific American Heritage Month

Graduation

Summer

Father's Day

Independence Day

Back to School

Labor Day

Fall

Hispanic Heritage Month

Halloween

Dia de los Muertos

Veterans Day

Winter

Holidays

Thanksgiving

Christmas

Hanukkah

Kwanzaa

New Year

Martin Luther King Jr. Day

Lunar New Year

Valentine's Day

Presidents' Day

Black History Month

Occasion

Common Core

What's New

Mazes

Dot to Dot

Ball Games

Crossword

Fitness & Exercise

Group Games

Memory Games

Outdoor Games

Printable Board Games

Puzzles & Sudoku

Scavenger Hunt

Travel Games

Word Puzzles

Game Type

Fabric Projects

Beads & Jewelry

Paper & Glue Crafts

Construction & Sculpture

Painting & Drawing

Recycled Crafts

People

Life Learning

Places

Animals

Dinosaurs

Fairies

Fairy Tales

Nature

Paper Dolls

Sports

Vehicles

Coloring

Snacks

Mains

Sides

Dessert

Recipes

English Language Support

Regrouping

No Regrouping

Three or More

Number of Addends