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

Summer

Independence Day

Summer Boost

STEM Challenge

Showing Results for high frequency 1 1st

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

In this worksheets, learn how to add the tens first when using a hundreds chart.

Add the 10s First! (Part One)

Third graders can practice addition and engage in a coloring activity in one simple worksheet.

Additional Eggs

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

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

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

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

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

Practice your addition skills with this inviting second-grade worksheet!

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

Represent ones and tens with crayons in this fun worksheet.

Counting on the 100s Chart (Part Two)

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

Check Your Work: Subtraction

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

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

Master addition using a place value chart with this engaging second-grade worksheet!

Place Value Chart Addition With Regrouping: Sums to 1,000 #3

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

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

Place Value: Expanding Numbers #2

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

Three-Digit Addition

Help your child get used to addition with carrying so that she'll be all ready to go by the time it's introduced in school.

Addition with Carrying #9

Searching for a worksheet that practices addition regrouping? This printable is perfect for practicing addition skills like carrying the tens column.

Addition Regrouping

Give your kids extra addition practice with this worksheet, which teaches them that it's best to focus on the tens first.

Add the 10s First! (Part Two)

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

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

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

Extra Practice: Three-Digit Addition with Regrouping

Learn to perform addition with three-digit numbers in this essential worksheet!

Place Value Chart Addition Without Regrouping: Sums to 1,000 #2

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

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

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

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Grade Level

2nd - 4th Grade

Within 5

Within 10

Within 20

Two-Digit Numbers

Three-Digit Numbers

Larger Numbers

Addition Number Range

Lesson Plans

Interactive Worksheets

Workbooks

Activities

Exercises

Stories

Songs

Offline Games

Science Projects

Teacher Resources

Resource Type

Birthdays

Women's History Month

St. Patrick's Day

Ramadan

Passover

Spring

Easter

Earth Day

Cinco de Mayo

Mother's Day

Memorial Day

Asian Pacific American Heritage Month

Graduation

Summer Packets

Father's 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

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

Coloring

Snacks

Mains

Sides

Dessert

Recipes

English Language Support

Regrouping

No Regrouping

Three or More

Number of Addends