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Adding Decimals and Subtracting Decimals Unit for Guided Math Workshop

The Owl Teacher
Grade Levels
Formats Included
  • PDF
144 pages
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The Owl Teacher


This lesson plan unit focuses on adding and subtracting decimals to the hundredths place in the guided math workshop model using both strategies and the traditional algorithm. Strengthen your students' addition of decimals and subtraction of decimals with the lessons in this unit. It includes an array of strategies to reach all learners, as well as different forms of assessment, enrichment, remediation, and more!

This Product Includes

✓ Split strategy (AKA: partial sums, expanded forms, or decomposition) for adding and subtracting decimals

✓ Jump strategy (AKA: counting on, counting back, or use of a number line) for adding and subtracting decimals

✓ Shortcut strategy (AKA: compensation or friendly numbers) for adding and subtracting decimals

✓ The traditional algorithm for adding decimals

✓ The traditional algorithm for subtracting decimals

✓ Subtracting decimals with zeroes (along with a shortcut method to assist students who struggle)

✓ The relationship between addition and subtraction of decimals

✓ The properties of addition

✓ Estimating sums and differences of decimal numbers

With This Product You'll Get:

✓ Pre-test and post-test

✓ Vocabulary cards for your word wall or practice

✓ Anchor charts

✓ Detailed mini-lessons with hands-on lessons - (concrete, semi-concrete, and some abstract)

✓ Worksheets for practice

✓ Task cards

✓ Games (or math center)

✓ Remediation and enrichment activities

✓ Answer keys

✓ Mini-assessments (ticket out the door, etc.)

Other Related Products You May Enjoy:

Decimal Place Value Math Workshop

Final Notes:

While I recommend printing in color and laminating materials for future use, it is not necessary. These materials print just fine in grayscale.

If you see ANYTHING that needs modifying, or if you have any questions, please contact me via the Q&A. I take my product creation and your satisfaction very seriously! Thanks!

It's very important to me that you provide feedback so that I may improve and create products you will use and love! Please consider leaving detailed feedback. Additionally, each time you provide feedback, you earn TpT credits. These can be taken off purchases so you can get items free!

Don’t Miss Out!

These lessons are perfect for tutors, paraprofessionals, volunteers, and substitutes! They are low prep, too!

With 15 complete lesson plans in this unit, that's less than a dollar a day for everything you need--worksheets, centers, scripted lessons, vocabulary, and much more! It's definitely worth the value!

This unit plan is perfect if you have always wanted to implement math workshop but weren't sure how or just starting out! This unit plan saves you time! Take back your weekends without sacrificing quality teaching!

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©Tammy DeShaw, The Owl Teacher. All rights reserved. This product is to be used by the original downloader only. Copying for teachers, classroom, department, school, or school system is prohibited. This product may not be distributed or displayed digitally for public view. Teachers may NOT upload the product to school/district servers, or to any website, or share digital or print copies. Failure to comply is a copyright infringement and a violation of the Digital Millennium Copyright Act (DMCA).

Total Pages
144 pages
Answer Key
Teaching Duration
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to see state-specific standards (only available in the US).
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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