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3rd Grade Common Core Multi-Digit 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

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


Three-Digit Addition Word Problems

Children will refer to a menu to plan and budget a festive meal in this playful math worksheet.

Budgeting for a Holiday Meal 

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

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


Three-Digit Addition and Regrouping Numbers

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

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

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

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

Add It Up! Three-Digit Numbers

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

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

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

Subtraction Practice

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

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

This math fluency checklist is a great tool that can be used to encourage students to use different strategies to solve math problems efficiently and accurately.

Math Fluency Checklist

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

Word Problems in Sports: Addition & Subtraction

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

Addition will probably be the most basic and most constant use of math for any kid or adult. This worksheet will give your child lots of practice with it.

Round & Add

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

Halloween Party Game

These school-inspired math word problems will challenge your student!

Word Problems in the School Day: Addition & Subtraction

The best way to solve a complicated problem is to break it down. Help your students use the Read, Write, Draw strategy to solve word problems with this worksheet.

Word Problem Solving Template - Read, Draw, Write

Help your child practice adding four-digit and three-digit numbers! This Easter-themed math worksheet is more interesting than your average printable.

4-Digit Addition

Addition and subtraction practice can get a little repetitive, so mix it up with this funny under the sea worksheet.

Funny Fish Addition and Subtraction

Kids complete each equation on this third grade math worksheet by determining whether an equation is addition or subtraction and writing in the correct sign.

Addition & Subtraction: Runaway Signs

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3rd Grade Common Core Multi-Digit Addition Resources

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