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3rd Grade Multi-Digit Addition Worksheets : Page 2

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

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

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

Addition with Carrying #10

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

Addition with Carrying #3

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

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

Children solve a series of problems to trace a path from start to finish in this fun math puzzle worksheet. 

Math Tiles Mash-up

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

Practice Word Problem Subtraction

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

In this 3rd grade math worksheet, kids analyze and compare data in two pictographs in order to answer a set of word problems.

Comparing Pictographs: Taxi, Taxi

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

Sea Creatures Word Problems: Multi-step Addition and Subtraction

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

Children develop their logic and reasoning skills as they answer a series of five word problems in this math worksheet.

Logic Puzzle Fun #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 

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

Karen's Busy Bakery

The partial sums method uses place value to help organize multi-digit math problems. Help your child master this strategy with a few practice problems.

Partial Sums

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

Addition with Carrying #6

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

What does carrying have to do with math? Help your second grader find out with this worksheet full of big number addition and carrying hints.

Carry Over

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

Glossary: Thinking Deeply About Word Problems

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

Addition with Carrying #8

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

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

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

Addition with Carrying #4

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

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

Vocabulary Cards: 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

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

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

Additional Eggs

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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