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Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9
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Algebra Basics – Real Numbers Explained | Num...
$19.99
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Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9
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Algebra Basics – Real Numbers Explained | Number Sets and Foun...
US Grades 9–12 · UK Years 10–13 (KS4–KS5) · AU Years 9–12
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Grades 9–12
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Standards
Adaptable
Differentiated tasks for mixed-ability classes
Answer keys and teacher notes included
PDF plus slides for projection
Buy once, reuse every school year
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Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9
Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9
Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9
Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9
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📐 Math 🎓 High School · Grades 9–12

Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9

US Grades 9–12 · UK Years 10–13 (KS4–KS5) · AU Years 9–12
⭐⭐⭐⭐⭐
Trusted by 10,000+ teachers in the US, UK and Australia · 4.9 / 5 · 98% would recommend
$19.99
One-time payment · no subscription · taxes calculated at checkout
⚡ Instant download 🖨️ Print-ready 📊 Slides included 🎯 Differentiated ✅ Answer keys
📦 What you get
Ready-to-teach Math resource as a downloadable PDF
Differentiated student worksheets for mixed-ability classes
Answer keys and teacher guidance so you can mark in minutes
Slide deck for whiteboard, projector or remote teaching
Sent to your inbox and stored in your account right after checkout
Buy once, use it with all your own classes, every year
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Works in US, UK and Australian classrooms – US Grades 9–12 · UK Years 10–13 (KS4–KS5) · AU Years 9–12
Product description

Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workbook | GRADE 5–9

Algebra Basics – Real Numbers Explained is a no-prep Math workbook for Grades 5-9, with differentiated worksheets, activities, slides and answer keys — print & digital, ready to teach.

Perfect for: Math teachers in Grades 5-9 who need no-prep, printable lessons — great for sub plans, homework, review, and print or digital classrooms.

Prepare your students for algebra success by teaching them the complete system of real numbers! This foundational math resource for Grades 5–9 explains real numbers in an accessible and structured way. Just as Germany’s Basic Law provides the structural framework for modern democracy, real numbers provide the structural framework for all mathematical operations and algebraic thinking.

 

Your students will:

  • explore all subsets of real numbers (natural, whole, integers, rational, irrational)

  • learn to convert between fractions, decimals, and percents

  • understand square roots and irrational numbers

  • work with negative numbers in real-world contexts

  • visualize real numbers on a number line

  • apply knowledge of real numbers to practical problem-solving

 

What’s included:

  • a student-friendly reading section introducing real numbers

  • 6 differentiated worksheets for independent practice

  • number lines, diagrams, and visual aids

  • glossary of essential terms

  • group puzzle activity to explore number classifications

  • quiz with answer key to check understanding

  • classroom poster project: “The Real Number System”

 

Why this resource matters:
Real numbers are the “constitution” of mathematics—the universal set upon which all algebra builds. This workbook makes the concept tangible and understandable, ensuring that your students gain the foundational knowledge needed for solving equations, graphing functions, and working with advanced mathematical concepts.

 

Use this resource in Pre-Algebra, Algebra 1, or General Math classes to establish a solid framework for mathematical reasoning and algebraic thinking.

STEP 1
Download
Check out and your files land in your inbox and your account within seconds.
STEP 2
Print or project
Print the handouts, open the slides on your board.
STEP 3
Teach
Run the lesson as written and mark it with the answer keys. Reuse it next year.
⭐ Teacher trust
4.9
⭐⭐⭐⭐⭐
Trusted by 10,000+ teachers in the US, UK and Australia
4.9 / 5 · 98% would recommend TeachLessons resources
📋 Resource details
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Subject: Math
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Grade level: High School · Grades 9–12
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Equivalents: US Grades 9–12 · UK Years 10–13 (KS4–KS5) · AU Years 9–12
💾
Format: PDF + slides (instant download)
🖨️
Use: Print, projector, tablet
✅
Standards: Adaptable to US state standards, the UK National Curriculum and the Australian Curriculum
🎯
Differentiation: Multiple levels included
📋
Answer keys: Included
♾️
License: Single teacher, unlimited own classes
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Last reviewed: 2026
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FAQ about this resource

Your download link is emailed to you the moment checkout completes, usually within seconds. The files also stay in your customer account under Orders, so you can download them again any time.
It is written for High School · Grades 9–12. International equivalents: US Grades 9–12 · UK Years 10–13 (KS4–KS5) · AU Years 9–12.
The content is written to be curriculum-neutral, so it slots into US state standards, the UK National Curriculum and the Australian Curriculum. Objectives are stated in plain language so you can map them to your own scheme of work in a couple of minutes.
Yes. You get a single-teacher license covering all of your own classs, this year and every year after. Sharing the files with colleagues, uploading them to a public site or reselling them is not allowed — additional teacher licenses are available on request.
A print-ready PDF in US Letter and A4 friendly layout, plus a slide deck for your board or projector. Everything works on paper, on a projector and on tablets.
Yes — answer keys and teacher guidance come with the resource, so marking takes minutes rather than an evening.
Yes. Tasks come at several levels of challenge with scaffolds for students who need support and extensions for those who finish early.
Card, PayPal, Apple Pay, Google Pay and Shop Pay are all available. Prices are shown in your local currency where supported, and any tax or VAT is calculated at checkout. Purchase orders and school invoices are available on request.
The product images show real pages from the download, so you can judge the layout and depth before buying. Since the files are delivered instantly, digital purchases are not refundable — message us before ordering if anything is unclear and we will send you a sample page.
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Editorial review

Review: Algebra Basics – Real Numbers Explained | Number Sets and Foundatio...

In short

Algebra Basics – Real Numbers Explained | Number Sets and Foundations Workboo... is a fully worked-out teaching resource for Math at High School level (Grades 9–12). Its strength is that it is finished: worksheets, answer keys and teacher notes are all there, so a lesson can start without extra prep.

What stands out
Usable straight away — printing is the only prep
Answer keys and teacher notes are included in full
Several levels of challenge for a mixed-ability class
Wording works across US, UK and Australian classrooms
At a glance
Print-ready PDF plus slides
Download link right after checkout, stored in your account
One-time purchase, no subscription, reuse every year
Works in print, on a projector, whiteboard or tablet
Who it suits

Teachers covering a topic at short notice, early-career teachers under planning pressure, and anyone picking up a cover lesson — and any situation where a lesson has to be ready today.

Reviewed by: TeachLessons editorial team · Last reviewed: 2026
An editorial assessment of structure, scope and classroom use. It is not a customer review.