Addition and Subtraction with Decimals

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5th Grade Addition and Subtraction of Decimals GameFifth Grade Adding and Subtracting Decimal Numbers Game

Digital Math Activity - Addition and Subtraction with Decimals

Your fifth grade students will practice addition and subtraction with decimals in this interactive, online math game from! Here are some of the skills your students will work on in this math lesson:

  • Solve vertical addition problems with decimals.
  • Solve vertical subtraction problems with decimals.
  • Solve word problems involving addition and subtraction with decimals.
  • Solve horizontal addition problems with decimals.
  • Solve horizontal subtraction problems with decimals.
  • Line up the decimals. Add or subtract the fractional parts. Add or subtract the whole numbers. Remember to regroup when necessary.

Questions in this fifth grade decimals activity are presented in fill-in-the-blank format.

As your students work through this online addition and subtraction game, they can use the following built-in math lesson features to help them make the most of their math practice session:

  • Progress-tracker - Students can check out the progress-tracker to see how many questions they have answered out of the total number of questions in the activity.
  • Score-tracker – Students can view the score-tracker to see how many points they have earned for solving addition and subtraction problems correctly.
  • Speaker icon – Students can click the speaker icon to hear the question read out loud to them in a clear voice. This read-aloud feature is a great option for ESL/ELL students and children who excel with auditory learning.
  • Hint button – When students get stuck on a decimals problem, they can click on the hint button. A helpful written or pictorial clue will point them in the right direction without giving away the answer.
  • Explanation page – When students make mistakes, a detailed explanation page will pop up to show them the correct answer, accompanied by an easy-to-follow explanation.

Each of these math lesson tools was carefully designed to give your students every opportunity to excel in their math practice sessions.

5th Grade Addition and Subtraction of Decimals LessonFifth Grade Adding and Subtracting Decimal Numbers Lesson

Digital Elementary Math Activities Your Whole Class Will Enjoy

Are you looking for an engaging, interactive format for your fifth-grade students to practice adding and subtracting with decimals, plus many other elementary math skills? Look no further than! Teachers love using the I Know It interactive math program alongside a comprehensive math curriculum to reinforce foundational math skills. From kindergarten to fifth grade, our math lessons cover dozens of essential math topics for elementary students. Here are just a few reasons why teachers love

  • Choose from hundreds of fun, interactive math lessons aligned to the Common Core Standard and written by accredited elementary math teachers just like you.
  • Quickly find and assign math lessons that are organized on the website by grade level and topic.
  • Maximize students' math practice experience with amazing administrative features...and much more!

Students, too, love using the I Know It online math program to practice their math skills. Here are some of the highlights of digital math practice for kids:

  • Practice math skills and discover adorable, animated characters who do a cute trick or a silly dance every time children solve a math problem correctly.
  • Engage with the colorful, kid-friendly math lesson format that makes learning fun.
  • Collect math awards for a virtual trophy case each time little ones master a new math skill on the program...and more!

We hope you and your fifth-grade class will enjoy adding and subtracting with decimals in this interactive math lesson. Be sure to check out the hundreds of other fifth grade math lessons we have available on our website as well.

Experience the Difference Engaging Math Games Can Make

If you're interested in trying out this fifth grade decimals activity with your class, then you will definitely want to take advantage of our free thirty-day trial offer! Sign up for a free trial and try out any of the math activities in our program with your class for a full thirty days. We are confident you and your little ones will love experiencing the difference interactive math practice can make. In fact, when your free trial ends, we hope you won't hesitate to join the I Know It community as a member. This way, your class will continue to enjoy the many benefits of online math practice for a full calendar year. Wondering what membership options we have available? Check out our membership information page, where you will find details on membership for families, teachers, schools, and school districts:

Your I Know It membership gives you unlimited access to our program's amazing administrative features. These parent/teacher tools will help you create a class roster for your students, assign unique usernames and passwords to all of your students, give specific math lesson assignments to different students, change basic math lesson settings, print, download, and email student progress reports, and much more.

Students will log into I Know It using their unique login credentials. From the homepage, they will quickly and easily find the math lessons you have assigned to them for practice. If you give your students the option through your administrator account, they can also explore other math activities at their grade level and beyond. Grade levels are designated by letter rather than by number (i.e., "Level E" for fifth grade), making it easy for you to assign math lessons based on each child's needs and skill level.

5th Grade Addition and Subtraction of Decimals ActivityFifth Grade Adding and Subtracting Decimal Numbers Activity


This interactive math lesson is classified as Level E. It may be ideal for a fifth-grade class.

Common Core Standard

5.NBT.7, MA.5.NSO.2.3, 5.3K
Number And Operations In Base Ten

Perform Operations With Multi-Digit Whole Numbers And With Decimals To Hundredths.
Add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.

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Addition with Decimals (Level E)
In this fifth grade-level math lesson, students will practice addition with decimals. Questions are presented in fill-in-the-blank format.

Subtraction with Decimals (Level E)
In this math lesson geared toward fifth grade, students will practice subtraction with decimals. Questions are presented in fill-in-the-blank format.