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3rd Grade Common Core Multi-Digit Addition Worksheets : Page 2

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

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

Check Your Work: Subtraction

Sea Creatures Word Problems: Multi-step Addition and Subtraction

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

Addition with Carrying #2

Use Election Night to teach your child about politics and government, and have them add up the electoral votes each presidential candidate earns throughout the night.

Electoral Vote Tracker

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

Practice Word Problem Subtraction

Let your child get in some extra addition practice with this worksheet perfect for carrying beginners.

Addition with Carrying #3

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

Subtraction Practice

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

Is your second grader ready to step up her carrying skills? This intermediate worksheet will test her powers of addition!

Addition with Carrying #6

Carrying over takes a bit of practice. Give your second grade mathematician a boost with these practice problems.

Addition with Carrying #8

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

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

Word Problems in the School Day: Addition & Subtraction

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

Use this exercise to give your students practice solving word problems with addition, subtraction, or a mix of both operations.

Stepping Through Addition and Subtraction 

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

Once your child masters addition with carrying, there's practically no number too big for her to add!

Addition with Carrying #10

Use this glossary with the EL Support Lesson: Thinking Deeply About Word Problems.

Glossary: Thinking Deeply About Word Problems

Does your child ever wonder where to put the numbers she carries over in addition problems? He'll wonder no more with this helpful worksheet!

Addition with Carrying #5

If your child likes to carry, then this is the worksheet for her!

Addition with Carrying #4

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

Go on a number adventure with this jungle-themed worksheet. Kids will use their number know-how to order numbers and clear a path through the jungle.

Jungle Numbers #9

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

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

The game requires players to solve two-step, mixed operation word problems during their turn. Similar to Connect Four, each solved problem earns the player an X or O.

Four in a Row Game - Practice Two-Step Word Problems with Mixed Operations

In this worksheet that contains a storyline about a bakery, students will solve two-step, three-digit addition problems.

Karen's Busy Bakery

With this worksheet students will practice using the number line strategy to add three-digit numbers.

Hop to It!

Multi-digit addition can be tricky. Teach your third graders fast addition and they will be on their way to mastering this concept.

Fast Addition Moving Left to Right

Use these vocabulary cards with the EL Support Lesson: Thinking Deeply About Word Problems.

Vocabulary Cards: Thinking Deeply About Word Problems

By breaking down numbers, your third graders will learn to do fast addition!

Fast Addition Moving Left to Right: The Break Down

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