Decimal Addition

(Online Math Practice)


This simple game has been designed to help your child to practice their addition with a range of different decimal numbers.

Step 1) Type your name.

Step 2) Choose your number values.

Step 3) Click Start!

Please give feedback on our Decimal Addition Practice Zone at the bottom of the page.

Decimal Addition Zone Name

Number values:


Missing Facts


Good try image Bronze award image Silver award image Gold award image hundred percent image

Correct Answers

0 out of 0

Percentage Correct






right answer image

wrong answer image




Practice Zones

In our practice zones, you get the chance to practice your math skills online with instant feedback.

Once you have done a timed quiz, you can see your results and print out your achievements.

The achievement levels are based on the percentage correct and the time taken.

  • Gold awards are for outstanding achievement: 94% or higher;
  • Silver awards represent very good acheivement: 85% or above;
  • Bronze awards represent good achievement: 70% or above.

As well as the percentage of questions answered correctly, the awards are also dependent on the time taken to answer the questions!

These quizzes are great for...

  • benchmarking against future progress or setting targets;
  • class competitions;
  • assessing specific mental calculation skills.

The quizzes can also be tailored to the specific skills that you want to develop.

You can set each quiz to Individual or Class/Group mode.

Individual Mode

When working in Individual Mode, you can:

  • change the settings between each game to tailor them to your needs;
  • click the Results button to see which questions you got right, and what your mistakes were;
  • print out your results to show what you have achieved, and to try to beat your score next time.

Class/Group Mode

When working in Group mode, you can:

  • view the top 3 scores for your group;
  • click on the Results button to see all the scores for your group;
  • sort the results easily so that you can see who has achieved the learning objective and who needs more practice or support;
  • click on the Reset button to get ready for the next player;
  • clear all the scores and settings by refreshing the page.

In Group Mode, you cannot see how you answered each individual question - you can only see the results for you group.

In Group Mode the settings are locked to prevent any tampering.

If you wish to change the settings, then refresh the page in your browser - you will lose all your data when this happens!


Please note: you must have Javascript enabled on your browser settings for the practice zones to work. If you would like help with this, please use the link below.

Help me to enable javascript

More Recommended Math Worksheets

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

More Online Addition & Subtracting Practice

Take a look at some of our other online math practice zones to help you learn your math facts.

Addition Worksheet Generator

Here is our free generator for addition worksheets.

addition symbol image

This easy-to-use generator will create randomly generated addition worksheets for you to use.

Each sheet comes complete with answers if required.

The areas the generator covers includes:

  • addition fact worksheets with numbers up to 10, 15, 20, 50, 100;
  • addition by 1s, 10s and 100s;
  • mental addition with decimals;
  • column addition with a range of numbers;

These generated sheets can be used in a number of ways to help your child with their addition fact learning.

Decimal Addition Facts

Here you will find a range of 5th Grade free printable Decimal Addition Worksheets.

The following sheets develop children's understanding of place value and decimals as well as applying their addition fact knowledge of to work out their decimal addition facts.

Using these sheets will help your child to:

  • add numbers involving tenths and hundredths together;
  • solve an addition sum where the answer is given but one of the addends is missing.

All the free Addition sheets in this section are informed by the Elementary Math Benchmarks for Fifth Grade.

Column Addition - Decimals

Here you will find a range of Column Addition sheets which are designed to help your child master their column addition with decimals.

The following sheets will help your child to:

  • add numbers in columns involving decimals;
  • add together columns of different money amounts.

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.