Third Grade Addition Worksheets
Addition Facts to 100+100

Welcome to the Math Salamanders Third Grade Addition Worksheets.

Here you will find a wide range of free printable Third Grade Addition Worksheets, which will help your child learn how to add ones, tens and hundreds mentally.

We also have some 2 digit number addition sheets for children who have mastered all the skills.

Math Salamander small logo

3rd Grade Math Learning

At Third Grade, children enjoy exploring Math with fun Math activities and games. Children will enjoy completing these Math games and Free 3rd Grade Math worksheets whilst learning at the same time.

During Third Grade, the Math work extends to place value up to 10,000. By the end of 3rd grade, most children should be able to add and subtract numbers to 100 mentally, know their multiplication tables up to 10 x 10, and make simple estimates. They are able to multiply and divide at a basic level, and can solve multiplication and division problems.

They have also developed an understanding of negative numbers, and can find fractions of shapes and locate different fractions on a number line.

These free printable Third Grade Math Games, and other free Grade 3 Math Worksheets will help your child to achieve their Elementary Math benchmark set out by Achieve, Inc.

In the UK, 3rd Grade is equivalent to Year 4.

3rd Grade Math Worksheets Logo

Third Grade Addition Worksheets

Adding 1s, 10s, 100s and 1000s

Here you will find a selection of Third Grade Addition sheets designed to help your child improve their mental addition skills. The sheets are graded so that the easier ones are at the top.

Using these sheets will help your child to:
  • learn to add 1s, 10s, 100s and 1000s to different numbers;
  • practice adding mentally to 100+100;
  • learn how to solve addition sums where one of the addends is missing, but the total is given.
All the free 3rd Grade Math Worksheets in this section follow the Elementary Math Benchmarks for Third Grade.

Adding on 1, 10, 100 and 1000

Adding on Ones

Adding on Tens

Mental 2 Digit Addition

Addition Fact Puzzles

Addition Practice Zone

Here is our online learning math addition zone, where you can practice a range of integer addition calculations.

Test yourself on the following addition facts:

  • up to 5+5, 10+10, 20+20, 50+50, 100+100, or 1000+1000;
  • 2 digit numbers adding ones;
  • 2 digit numbers adding tens;
  • 3 digit numbers adding hundreds;
  • adding decimals with up to 2 decimal places.

More Recommended Math Worksheets

Take a look at some more of our worksheets similar to these.

3rd Grade Column Addition

Here you will find a range of Free Printable Third Grade Addition Worksheets set out in columns.

Using these sheets will help your child to:
  • add two or more numbers to 10,000;
  • generate your own addition worksheets with numbers of your own choice.

Printable Addition Flashcards

Here you will find a selection of printable Addition Flashcards designed to help your child learn their addition facts.

Using flashcards is a great way to learn your addition facts. They can be taken on a journey, played with in a game, or used in a spare five minutes daily until your child knows their addition facts off by heart.

Using these sheets will help your child to:

  • learn their addition facts.

Third Grade Subtraction Worksheets

Here you will find a range of Free Printable 3rd Grade Subtraction Worksheets.

The following worksheets involve using the 3rd Grade Math skills of subtracting numbers, and solving subtraction problems.

Using these sheets will help your child to:

  • learn to subtract numbers mentally to 100;
  • learn to do 4 Digit column subtraction.

All the Free 3rd Grade Math Worksheets in this section follow the Elementary Math Benchmarks for Third Grade.

3rd Grade Measurement Worksheets

Here is our selection of measurement worksheets for 3rd graders.

These sheets involve reading scales going up in halves, ones, fives, tens, fifties and hundreds to find the length, weight or liquid capacity.

Using these sheets will help children to consolidate their counting and place value as well as learning to read and estimate using a simple scale.

3rd Grade Math Puzzles

Here you will find a range of printable 3rd grade math puzzles for your child to enjoy.

The puzzles will help your child practice and apply their addition, subtraction and multiplication facts as well as developing their thinking and reasoning skills in a fun and engaging way.

Using these puzzles will help your child to:

  • learn and practice their addition facts to 100;
  • practice adding multiples of 10;
  • practice their subtraction facts to 100;
  • practice multiplication and division facts;
  • develop problem solving skills and reasoning.

Math Addition Games

Here you will find a range of Free Printable Addition Games to help kids learn their addition facts.

Using these games will help your child to learn their addition facts, and also to develop their memory and strategic thinking skills.

 

How to Print or Save these sheets

Need help printing or saving?

Use our How to Print Support Page

How to Print or Save these sheets

how to print information image printer

Need help with printing or saving?
Follow these 3 easy steps to get your worksheets printed out perfectly!

 

Math-Salamanders.com

Math Salamanders Main Logo

The Math Salamanders hope you enjoy using these free printable Math worksheets and all our other Math games and resources.

We welcome any comments about our site or worksheets on the Facebook comments box at the bottom of every page.

New! Comments

Have your say about the Math resources on this page! Leave me a comment in the box below.

Math Salamanders Copyright Information.

Search Math Salamanders

Looking for something...
Search here!


Math Salamanders Shop

math salamanders shop logo

Looking for some fun printable math games?

We have some great games for you to play in our Math Games e-books!

Some of our TOP pages!

Have a look at some of our most popular pages to see different Math activities and ideas you could use with your child


The Math Salamanders Story

Looking for a new direction in your life?

Got a hobby or passion you want to share?

Looking to expand your horizons and get a better work-life balance?

Interesed in creating your own business from the comfort of your home...

Quadra Salamander

Click here for my story!

Support Us

If you are a regular user of our site and appreciate what we do, please consider making a small donation to help us with our costs.

Get a free sample copy of our Math Salamanders Dice Games book with each donation!

Printable Math Ceritificates

Looking for some cool math certificates to hand out?

A certificate is a great way to praise achievement in math learning.

Check out our printable math certificate collection!

printable math certificates image