Lesson Plan
Illustrative Mathematics

Comparing Freezing Points

For Teachers 6th - 7th Standards
Subtracting negative numbers can be confusing to your middle schoolers. Here, they are able to draw a number line and put their answer in sentence form to check their understanding of negative numbers. 
Lesson Plan
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Alabama Learning Exchange

Imaginary Numbers? What Do You Mean Imaginary?

For Teachers 9th - 12th Standards
Don't worry, this resource actually exists. Scholars learn about imaginary numbers and work on problems simplifying square roots of negative numbers. As an extension, they research the history of imaginary numbers.
Lesson Plan
Illustrative Mathematics

Comparing Temperatures

For Teachers 5th - 7th Standards
Which is colder -12 or -18? Temperature is natural real-world application of ordering rational numbers. It's also fun to talk about the lowest recorded temperature on Earth. Take the time to discuss this inquiry with your class. 
Lesson Plan
Mathematics Assessment Project

Using Positive and Negative Numbers in Context

For Teachers 6th - 8th Standards
Measure the temperature of your math class with a temperature-based lesson on adding and subtracting rational numbers. The thermometer serves as a vertical number line for learners as they work together to solve a temperature change...
Lesson Plan
Curated OER

Plotting Numbers and Test

For Teachers 6th
Sixth graders create a human number line. They determine the correct placement of various numbers ranging from -4 to 4. Additionally, they will determine the placement of numbers written as fractions and/or decimals.
Lesson Plan
Curated OER

The True Value of Sweets

For Teachers 5th
Measure your pupil's learning in a instructional activity designed to explore decimals by weighing different candies on a scale and recording the weight. Small groups then compare and order the decimal weights on a number line to show...
Lesson Plan
Curated OER

Add Positive And Negative Numbers

For Teachers 6th - 8th
Scholars investigate the concept of adding positive and negative numbers. They practice adding using the number line for scaffolding. This can be done as a game for younger learners, but may also be helpful for engaging the older pupils.
Lesson Plan
Curated OER

Use Models to Compare and Order Integers

For Teachers 6th - 7th
Students investigate the concept of integers and how they should occur in the realm of irrational numbers. The lesson includes the use of positive and negative integers. The lesson is a good foundation in order to move into calculating...
Lesson Plan
Alabama Learning Exchange

As If Numbers Weren't Complex Enough Already!

For Teachers 9th - 12th Standards
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
Lesson Plan
Curated OER

Comparing Negative Fractions, Mixed Numbers and Decimal

For Teachers 7th
Seventh graders explore the concept of negative rational numbers. In this negative rational numbers lesson plan, 7th graders discuss similarities between positive and negative rational numbers. Students predict what rational numbers lie...
Lesson Plan
Arizona Department of Education

Introduction to Integers

For Teachers 5th - 7th Standards
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Lesson Plan
Utah Education Network (UEN)

Representing, Identifying, and Comparing Integers

For Teachers 5th - 7th Standards
This resource will knock your "sox" off! It comes with so many worksheets, projects, and other attachments that help you prepare your mathematicians to see positive and negative integers in the real world, including the White Sox stadium...
Lesson Plan
Curated OER

Number: Negative Numbers

For Teachers 5th - 6th
Pupils solve numerical equations with negative numbers. They use the number line to compare the relationship of numbers greater than zero to those less than zero. They practice starting at various points on the number line and then...
Lesson Plan
Curated OER

Lesson 3: Number Sense

For Teachers 6th - 10th
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
Lesson Plan
Virginia Department of Education

Exponents

For Teachers 7th - 10th Standards
Expand your knowledge of exponents with an activity that promotes critical thinking and comparison skills. Middle and high schoolers compare numbers written in expanded and exponential form and explain their strategies for solving...
Lesson Plan
Curated OER

Positive and Negative Numbers

For Teachers 6th - 9th
Pupils use blocks and markers to illustrate the processes of adding, subtracting, multiplying and dividing integers. In this mathematics lesson, learners use Algebra blocks to demonstrate multiplying polynomials.
Lesson Plan
EngageNY

Absolute Value—Magnitude and Distance

For Students 6th Standards
Do you want to use the resource? Absolutely. Scholars learn about absolute value and its relation to magnitude and distance on a number line. They compare numbers in context by applying absolute value. 
Lesson Plan
Curated OER

Order Numbers On a Number Line

For Teachers 5th - 6th
Fifth and sixth graders study the use of a number line to add integers and they observe a teacher demonstration of how to add integers on a number line. Afterward, they construct a number line and use the number line to solve addition...
Lesson Plan
Resource Room

Multisensory Teaching: Positive and Negative Integers

For Teachers 5th - 7th Standards
Working with thermometers, sixth graders compare the value of positive and negative numbers. Plenty of teacher suggestions and independent practice ideas are presented. This website links to two more parts in this first of three integer...
Lesson Plan
Novelinks

The Lion, the Witch, and the Wardrobe: Picture Book Strategy

For Teachers 6th - 8th Standards
Picture books aren't just for primary learners. Your scholars compare and contrast literary themes between the novel, The Lion, the Witch, and the Wardrobe by C.S. Lewis, and the children's book, The Dream Tree by Winfried...
Lesson Plan
Curated OER

Comparing and Ordering Positive and Negative Fractions

For Teachers 6th
The comparison and ordering of positive and negative fractions is the focus of this math lesson. Sixth graders are given one card each that has a fraction written on it, and they must put themselves into the proper order in a "human...
Lesson Plan
Curated OER

Adding and Subtracting With Negative Numbers

For Teachers 5th - 7th
Young scholars solve equations with negative numbers. In this addition and subtraction lesson, students review how to add and subtract with positive and negative numbers on a number line. Young scholars discuss the outcomes of adding two...
Lesson Plan
Curated OER

Using Negative Numbers

For Teachers 6th
Sixth graders practice using negative numbers by completing number equations.  In this math problem solving lesson, 6th graders discuss the different ways negative numbers can be used in a math problem and practice completing...
Lesson Plan
Curated OER

Ordering Integers

For Teachers 6th - 7th
Sixth and seventh graders compare and order integers. After locating integers in a newspaper, they describe examples of negative and positive integers. They draw a thermometer and locate positive and negative integers on the scale. In...