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3rd Grade Math: Addition Worksheets
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  • Math (1,305)
  • ELA (769)

    • Addition Properties Worksheets

    View all 6 worksheets
    • Odd Sum in Addition Expressions Within 50 - Worksheet
      Addition Properties
      Odd Sum in Addition Expressions Within 50 Worksheet

      Identify and mark addition expressions resulting in odd sums within a range of 50 in this worksheet.

      2 3
      VIEW DETAILS
    • Even Sum in Addition Expressions Within 20 - Worksheet
      Addition Properties
      Even Sum in Addition Expressions Within 20 Worksheet

      Identify and highlight addition expressions that result in an even sum within the range of 20 in this engaging worksheet!

      2 3
      VIEW DETAILS
    • Even Sum in Addition Expressions Within 50 - Worksheet
      Addition Properties
      Even Sum in Addition Expressions Within 50 Worksheet

      Identify and mark addition expressions resulting in even sums up to 50 in this worksheet.

      2 3
      VIEW DETAILS
    • Odd Sum in Addition Expressions Within 20 - Worksheet
      Addition Properties
      Odd Sum in Addition Expressions Within 20 Worksheet

      This worksheet challenges students to identify and mark all addition expressions within 20 that result in an odd sum.

      2 3
      VIEW DETAILS

    Addition Strategies Worksheets

    View all 29 worksheets
    • Simplifying the Addition Sentence Worksheet
      Add Using Multiples Of 10
      Simplifying the Addition Sentence Worksheet

      This downloadable worksheet is designed to practice simplifying addition sentences.

      2 3
      VIEW DETAILS
    • Adding by Making Multiple of 10 Worksheet
      Add Using Multiples Of 10
      Adding by Making Multiple of 10 Worksheet

      Combine math learning with adventure by adding by making multiples of 10.

      2 3
      VIEW DETAILS
    • Simplify the Addition Sentences Worksheet
      Add Using Multiples Of 10
      Simplify the Addition Sentences Worksheet

      Dive into this fun-filled printable worksheet by practicing to simplify addition sentences.

      2 3
      VIEW DETAILS
    • Finding Sum by Making Multiple of 10 Worksheet
      Add Using Multiples Of 10
      Finding Sum by Making Multiple of 10 Worksheet

      This downloadable worksheet is designed to find the sum by making a multiple of 10.

      2 3
      VIEW DETAILS

    Add Three Whole Numbers Worksheets

    View all 18 worksheets
    • Add 3 Numbers within 100: Summer Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 100: Summer Word Problems Worksheet

      A fun summer-themed worksheet designed to help students add three numbers within 100.

      2 3
      VIEW DETAILS
    • Add 3 Numbers within 100: Halloween Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 100: Halloween Word Problems Worksheet

      Solve fun Halloween-themed word problems worksheet that challenge you to add three numbers within 100.

      2 3
      VIEW DETAILS
    • Add 3 Numbers within 1000: Summer Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 1000: Summer Word Problems Worksheet

      Engaging summer-themed worksheet for students to practice adding three numbers within 1,000.

      3 4
      VIEW DETAILS
    • Add 3 Numbers within 1000: Halloween Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 1000: Halloween Word Problems Worksheet

      Halloween-themed worksheet for solving word problems involving the addition of three numbers under 1,000.

      3 4
      VIEW DETAILS

    2-Digit Addition Worksheets

    View all 21 worksheets
    • Add to Compare Using Multiple of 10 - Worksheet
      2-Digit Addition Without Regrouping
      Add to Compare Using Multiple of 10 Worksheet

      Boost math skills with this worksheet, tackling word problems using multiples of 10 for comparison.

      2 3
      VIEW DETAILS
    • Add Using Place Value Cards With Regrouping Worksheet
      2-Digit Addition With Regrouping
      Add Using Place Value Cards With Regrouping Worksheet

      Make math practice a joyride by solving problems to add using place value cards with regrouping.

      2 3
      VIEW DETAILS
    • Add Using Place Value Cards Without Regrouping Worksheet
      2-Digit Addition Without Regrouping
      Add Using Place Value Cards Without Regrouping Worksheet

      Reinforce math concepts by practicing to add using place value cards without regrouping.

      2 3
      VIEW DETAILS
    • Add to Find the Answer within 50 - Worksheet
      2-Digit Addition With Regrouping
      Add to Find the Answer within 50 Worksheet

      Boost your math skills with our worksheet on solving addition word problems up to 50.

      2 3
      VIEW DETAILS

    3-Digit Addition Worksheets

    View all 87 worksheets
    • Add 3-Digit and 1-Digit Numbers with Regrouping: Horizontal Addition Worksheet
      3-Digit Addition With Regrouping
      Add 3-Digit and 1-Digit Numbers with Regrouping: Horizontal Addition Worksheet

      Boost your ability to add 3-digit and 1-digit numbers with regrouping by printing this worksheet.

      2 3
      VIEW DETAILS
    • Add 3-Digit and 1-Digit Numbers Using Place Value Worksheet
      3-Digit Addition Without Regrouping
      Add 3-Digit and 1-Digit Numbers Using Place Value Worksheet

      Focus on core math skills by solving to add 3-digit and 1-digit numbers using place values.

      2 3
      VIEW DETAILS
    • Represent and Add Number using Place Value Chart Worksheet
      3-Digit Addition Without Regrouping
      Represent and Add Number using Place Value Chart Worksheet

      Assess your math skills by representing and adding numbers using the place value chart.

      2 3
      VIEW DETAILS
    • Add 3-Digit and 2-Digit Numbers with Regrouping: Horizontal Addition Worksheet
      3-Digit Addition With Regrouping
      Add 3-Digit and 2-Digit Numbers with Regrouping: Horizontal Addition Worksheet

      Combine math learning with adventure by solving to add 3-digit and 2-digit numbers with regrouping.

      2 3
      VIEW DETAILS

    All Addition Worksheets

    • Make a Model to Represent the Problem Worksheet
      Add With Pictures
      Make a Model to Represent the Problem Worksheet

      Reveal the secrets of math wizardry by practicing to make a model to represent the given problem.

      2 3
      VIEW DETAILS
    • Solve Story Problems Using Bar Model Worksheet
      2-Digit Addition
      Solve Story Problems Using Bar Model Worksheet

      Reinforce math concepts by practicing to solve story problems using bar models.

      2 3
      VIEW DETAILS
    • Addition of 3-Digit and 1-Digit Numbers Worksheet
      3-Digit Addition
      Addition of 3-Digit and 1-Digit Numbers Worksheet

      Learn addition at the speed of lightning by practicing addition of 3-digit and 1-digit numbers.

      2 3
      VIEW DETAILS
    • Addition Using Place Value Cards Worksheet
      2-Digit Addition
      Addition Using Place Value Cards Worksheet

      Assess your math skills by using place value cards to do addition in this worksheet.

      2 3
      VIEW DETAILS
    • Addition of 3-Digit and 2-Digit Numbers Worksheet
      3-Digit Addition
      Addition of 3-Digit and 2-Digit Numbers Worksheet

      Put your skills to the test by practicing addition of 3-digit and 2-digit numbers.

      2 3
      VIEW DETAILS
    • Making Multiple of 100 to Find the Sum Worksheet
      Addition Strategies
      Making Multiple of 100 to Find the Sum Worksheet

      Pack your math practice time with fun by making multiples of 100 to find the sum.

      2 3
      VIEW DETAILS
    • Addition Expressions With Sum More Than 20 - Worksheet
      2-Digit Addition
      Addition Expressions With Sum More Than 20 Worksheet

      A worksheet designed to enhance students' addition skills by identifying expressions that result in a sum above 20.

      2 3
      VIEW DETAILS
    • Adding Two 3-Digit Numbers Worksheet
      3-Digit Addition
      Adding Two 3-Digit Numbers Worksheet

      In this worksheet, learners will get to add two 3-digit numbers.

      2 3
      VIEW DETAILS
    • Simplify and Add Worksheet
      Addition Strategies
      Simplify and Add Worksheet

      Reinforce math concepts by practicing to simplify and add.

      2 3
      VIEW DETAILS
    • Addition and Subtraction Expressions With Result Less Than 20 - Worksheet
      2-Digit Addition
      Addition and Subtraction Expressions With Result Less Than 20 Worksheet

      Identify and highlight all addition and subtraction expressions with results under 20 in this worksheet.

      2 3
      VIEW DETAILS
    • Add a 3-Digit Number and a 1-Digit Number Worksheet
      3-Digit Addition
      Add a 3-Digit Number and a 1-Digit Number Worksheet

      Put your skills to the test by practicing to add a 3-digit number and a 1-digit number.

      2 3
      VIEW DETAILS
    • Odd Sum in Addition Expressions Within 100 - Worksheet
      Addition Properties
      Odd Sum in Addition Expressions Within 100 Worksheet

      This worksheet focuses on identifying and marking addition expressions within 100 that result in an odd sum.

      2 3
      VIEW DETAILS
    • Add by Making Multiples of 100 Worksheet
      Addition Strategies
      Add by Making Multiples of 100 Worksheet

      Boost your ability to add by making multiples of 100 by printing this playful worksheet.

      2 3
      VIEW DETAILS
    • Add 3 Numbers within 100: Christmas Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 100: Christmas Word Problems Worksheet

      Engaging Christmas-themed worksheet for students to practice adding three numbers within 100.

      2 3
      VIEW DETAILS
    • Addition Expressions With Sum More Than 50 - Worksheet
      2-Digit Addition
      Addition Expressions With Sum More Than 50 Worksheet

      Identify and highlight all the mathematical expressions that add up to over 50 in this worksheet.

      2 3
      VIEW DETAILS
    • Add a 3-Digit Number and a 2-Digit Number Worksheet
      3-Digit Addition
      Add a 3-Digit Number and a 2-Digit Number Worksheet

      Boost your ability to add a 3-digit number and a 2-digit number by printing this playful worksheet.

      2 3
      VIEW DETAILS
    • Even Sum in Addition Expressions Within 100 - Worksheet
      Addition Properties
      Even Sum in Addition Expressions Within 100 Worksheet

      This worksheet requires students to identify and mark all addition expressions within 100 that result in an even sum.

      2 3
      VIEW DETAILS
    • Complete the Addition Facts Worksheet
      Addition Strategies
      Complete the Addition Facts Worksheet

      Assess your math skills by completing the addition facts in this worksheet.

      1 2 3
      VIEW DETAILS
    • Add 3 Numbers within 1000: Christmas Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 1000: Christmas Word Problems Worksheet

      Engaging Christmas-themed worksheet requiring students to solve word problems by adding three numbers within 1,000.

      3 4
      VIEW DETAILS
    • Addition Expressions With Sum Less Than 20 - Worksheet
      2-Digit Addition
      Addition Expressions With Sum Less Than 20 Worksheet

      Identify and highlight the addition expressions that result in a sum of less than 20 in this engaging worksheet.

      2 3
      VIEW DETAILS
    • Find the Sum of Two 3-Digit Numbers Worksheet
      3-Digit Addition
      Find the Sum of Two 3-Digit Numbers Worksheet

      Put your skills to the test by practicing to find the sum of two 3-digit numbers.

      2 3
      VIEW DETAILS
    • Addition Using Place Value Chart Worksheet
      Addition Strategies
      Addition Using Place Value Chart Worksheet

      Be on your way to become a mathematician by practicing addition using a place value chart.

      2 3
      VIEW DETAILS
    • Add 3 Numbers within 100: Shopping Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 100: Shopping Word Problems Worksheet

      This worksheet involves solving shopping-themed word problems by adding three numbers within 100.

      2 3
      VIEW DETAILS
    • Addition and Subtraction Expressions With Result More Than 50 - Worksheet
      2-Digit Addition
      Addition and Subtraction Expressions With Result More Than 50 Worksheet

      Identify and mark all expressions yielding results greater than 50 in this challenging worksheet!

      2 3
      VIEW DETAILS
    • Add Two 3-Digit Numbers: Vertical Timed Practice - Worksheet
      3-Digit Addition
      Add Two 3-Digit Numbers: Vertical Timed Practice Worksheet

      Timed worksheet challenging students to quickly add two 3-digit numbers vertically.

      2 3
      VIEW DETAILS
    • Find the Sum Using Place Value Chart Worksheet
      Addition Strategies
      Find the Sum Using Place Value Chart Worksheet

      Help your child revise number sense by solving to find the sum using a place value chart.

      2 3
      VIEW DETAILS
    • Add 3 Numbers within 1000: Shopping Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 1000: Shopping Word Problems Worksheet

      Engaging worksheet with a shopping theme for students to practice adding 3 numbers within 1,000.

      3 4
      VIEW DETAILS
    • Addition and Subtraction Expressions With Result More Than 20 - Worksheet
      2-Digit Addition
      Addition and Subtraction Expressions With Result More Than 20 Worksheet

      Identify and mark math expressions that result in sums and differences greater than 20 in this worksheet.

      2 3
      VIEW DETAILS
    • Add Two 3-Digit Numbers: Horizontal Timed Practice - Worksheet
      3-Digit Addition
      Add Two 3-Digit Numbers: Horizontal Timed Practice Worksheet

      Fast-paced worksheet challenging students to add two 3-digit numbers within 3 minutes!

      2 3
      VIEW DETAILS
    • Add by Making a Multiple of 100 Worksheet
      Addition Strategies
      Add by Making a Multiple of 100 Worksheet

      Make math practice a joyride by solving problems to add by making a multiple of 100.

      2 3
      VIEW DETAILS
    • Add 3 Numbers within 100: Travel Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 100: Travel Word Problems Worksheet

      This worksheet helps students master adding 3 numbers within 100 using engaging travel-themed problems.

      2 3
      VIEW DETAILS
    • Addition and Subtraction Expressions With Result Less Than 50 - Worksheet
      2-Digit Addition
      Addition and Subtraction Expressions With Result Less Than 50 Worksheet

      This worksheet aims at identifying and highlighting all expressions that yield a result under 50.

      2 3
      VIEW DETAILS
    • Add within 1000: Summer Word Problems - Worksheet
      3-Digit Addition
      Add within 1000: Summer Word Problems Worksheet

      A summer-themed worksheet providing students with word problems to practice addition within 1,000.

      3
      VIEW DETAILS
    • Make a Multiple of 10 and 100 to Add Worksheet
      Addition Strategies
      Make a Multiple of 10 and 100 to Add Worksheet

      Assess your math skills by making a multiple of 10 and 100 to add.

      2 3
      VIEW DETAILS
    • Add 3 Numbers within 1000: Travel Word Problems - Worksheet
      Add Three Whole Numbers
      Add 3 Numbers within 1000: Travel Word Problems Worksheet

      Engaging travel-themed worksheet to enhance students' skills in adding three numbers within 1,000.

      3 4
      VIEW DETAILS
    • Addition Expressions With Sum Less Than 50 - Worksheet
      2-Digit Addition
      Addition Expressions With Sum Less Than 50 Worksheet

      This worksheet tests students' ability to solve and identify addition expressions with sum less than 50.

      2 3
      VIEW DETAILS
    • Add within 1000: Halloween Word Problems - Worksheet
      3-Digit Addition
      Add within 1000: Halloween Word Problems Worksheet

      This Halloween-themed worksheet encourages students to solve word problems involving addition within 1,000.

      3
      VIEW DETAILS
    • Add by Making a Multiple of 10 and 100 Worksheet
      Addition Strategies
      Add by Making a Multiple of 10 and 100 Worksheet

      Solidify your math skills by practicing to add by making a multiple of 10 and 100.

      2 3
      VIEW DETAILS
    1 2 ... 4 →

    Benefits of Addition Worksheets

    With addition worksheets for 3rd graders, your kids will -

    Want to test your children’s skills to check how well they can do different types of addition? Let them solve some dissimilar kinds of addition quests mentioned below.

    Simple Two-Digit Addition

    In these types of sheets, kids will learn to add numbers with two-digit addends. It will help children to find the sum of two whole numbers with regrouping and no regrouping.

    23 56 47 33

    + 42 + 43 + 74 + 88

    Triple-Digit Addition

    Educators have specifically designed these worksheets to give your kids the best practice of triple-digit additions with regrouping and no regrouping. As the children solve these addition quests, they feel more confident and skilled in three-digit addition. Ideally suited to a 3rd-grade math curriculum, these worksheets lay a strong foundation in growing math skills.

    435 265 857 879

    + 543 + 434 + 576 + 342

    Multi-Digit Addition

    Practice improves skill and makes one perfect! Keeping this widespread idea in mind, our educators have designed multi-digit addition worksheets to help 3rd graders learn, review, and practice their addition skills with regrouping and no regrouping.

    70 88 45 92

    + 17 + 33 + 32 + 29

    453 573 154 928

    + 410 + 386 + 535 + 570

    Addition Word Quest

    Grow your 3rd-graders' addition skills with addition word problems. Whilst solving these word quests, your kids can relate to real-world addition problems, which are not only engaging but also fun to solve.

    Master Math Skill with Addition Worksheets

    SplashLearn has a wide range of addition worksheets for 3rd graders. These printable and downloadable worksheets will help your kids learn how to solve real-world addition problems and improve their mental skills of adding ones, tens, and hundreds to different numbers and reviewing their growth skills. Also, with the help of these sheets, you can track the progress of your 3rd graders and pay extra attention to where they lack.

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