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3rd Grade Common Core Addition Resources

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

Add Three-Digit Numbers

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

3-Digit Addition

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

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

Three-Digit Addition

Put students&#39; math skills to the test with mathematical puzzle boxes. They&#39;ll practice doing addition facts in his head, and build logic skills.

Addition Math Puzzles

Count up the shapes to solve each multiplication equation! This worksheet is a great way to help a visual learner nail down the concept of multiplication.

Picture Multiplication

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

Put a little silliness into math practice with these April Fools' Day word problems!

Silly Word Problems

Use this winter-themed resource with your students to practice multi-step word problems with mixed operations.

Word Problems in Winter: Multi-Step Mixed Operations

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

Word Problems Check-Up

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


Three-Digit Addition Word Problems

Practice two-digit addition skills with this Sudoku-inspired math puzzle!

Addition Math Puzzles #4

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

Check Your Work: Subtraction

Packed with addition problems requiring regrouping, this worksheet is a perfect way to practice addition with carrying.

Review Addition with Regrouping

Help your third grader apply their knowledge of math to real life situations with these exercises that include multi-step math problems.

Multiplication and Two-Step Word Problems

This resource gives your learners practice solving multi-step word problems with mixed operations. They will use addition, subtraction, or both operations.

Stepping Through Addition and Subtraction Word Problems Practice

Use this Arctic-themed resource with your students to practice multi-step word problems with mixed operations.

Word Problems in the Arctic: Multi-Step Mixed Operations

Challenge your third grade mathematicians with these addition and subtraction word problems. This exercise is designed to assess your students&#39; math level at the beginning of third grade.

Two-Digit Addition and Subtraction Word Problems

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


Addition and Missing Factors

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


Three-Digit Addition and Regrouping Numbers

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 learners solve sports-themed addition and subtraction problems in this practice worksheet.

Word Problems in Sports: Addition & Subtraction

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


Three-Digit Addition on a Number Line

Put learners&#39; addition abilities to the test with mathematical puzzle boxes. They&#39;ll practice their addition as they solve each puzzle.

Addition Math Puzzles #3

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

Add It Up! Three-Digit Numbers

Here's a helpful way to teach multiplication to a beginner. Show your child how an addition problem is similar to a multiplication problem.

Addition and Multiplication

Students will practice adding up to 50 while building their logic and problem solving skills with these math puzzle boxes.

Addition Math Puzzles #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

Practice&nbsp;two-and three-digit subtraction in this set of school-themed word problems!

Practice Word Problem Subtraction

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

Sea Creatures Word Problems: Multi-step Subtraction and Addition

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3rd Grade Common Core Addition Resources

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