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Lesson Plan
Virginia Department of Education

Give or Take a Few

For Teachers 6th Standards
Young mathematicians extend their knowledge of rational numbers on a number line to graph inequalities by first using number cards to compare rational numbers. They finish by using similar reasoning to graph inequalities on a number line.
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Lesson Plan
Curated OER

Simple Inequalities on a Number Line

For Teachers 9th - 12th Standards
Students solve inequalities problems. In this algebra lesson plan, students graph the solution of inequalities on a number line. They discuss boundaries and open or closed intervals.
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Lesson Plan
EngageNY

Rational Numbers on the Number Line

For Students 6th Standards
Individuals learn how to plot rational numbers on the number line in the sixth lesson of a 21-part module. They identify appropriate units and determine opposites of rational numbers.
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Worksheet
Curated OER

6.5 Absolute-Value Equations and Inequalities

For Students 8th - 10th
In this absolute value equations worksheet, students solve absolute-value equations and inequalities. They graph answers on a number line. This one-page worksheet contains 34 problems.
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Lesson Plan
EngageNY

Writing and Graphing Inequalities in Real-World Problems

For Teachers 6th Standards
Inequalities: when one solution just doesn't suffice. Individuals learn to write inequalities in real-world contexts and graph solution sets on the number line. All inequalities in the instructional activity are of the form x < c or x...
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Worksheet
Kuta Software

One-Step Inequalities

For Students 6th - 8th
Here's a simple worksheet on solving and graphing inequalities for your algebra class. Learners solve 24 questions, graphing each on a number line. Numbers include fractions, integers, and negative numbers. 
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Lesson Plan
Illustrative Mathematics

Irrational Numbers on the Number Line

For Teachers 7th - 9th Standards
There are four irrational numbers that participants need to graph. Pi(π), -(½ x π), and √17 are easy to approximate with common rational numbers. On the other hand, the commentary describing the irrational number 2√2 is not clear. It...
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Worksheet
Curated OER

Solving One-Step Inequalities by Adding/Subtracting

For Students 7th - 8th
In this solving inequalities learning exercise, students add and subtract to isolate the variable for 26 inequalities. Each solution is then graphed on a number line.
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Lesson Plan
West Contra Costa Unified School District

Solving Systems of Inequalities

For Teachers 8th - 10th
Don't throw away those transparency sheets just yet! Young scholars first review inequalities on a number line, then learn about graphing inequalities in the coordinate plane. Finally, they use overhead transparencies to create systems...
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Lesson Plan
EngageNY

Solution Sets to Inequalities with Two Variables

For Students 9th - 10th Standards
What better way to learn graphing inequalities than through discovering your own method! Class members use a discovery approach to finding solutions to inequalities by following steps that lead them through the process and even include...
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Lesson Plan
Curated OER

Solving Inequalities and Graphing on a Number Line

For Teachers 8th - 9th
Students review solving equations. They solve an inequality and discuss how to graph it. Students work together on one inequality and then graph two on their own. This lesson contains links to a PowerPoint and a worksheet.
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Lesson Plan
Curated OER

Graphing Inequalities in One Variable

For Teachers 9th - 11th
Students graph inequalities on a number line. In this algebra instructional activity, students solve linear and compound inequalities and graph them on a number line. They write an inequality given the number line with the solution on it.
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PPT
BW Walch

Solving Linear Inequalities in Two Variables

For Teachers 9th - 10th Standards
Although graphing a linear inequality on the plane is but a few steps added onto the graphing of a linear equation, for many learners the logical leap is quite intimidating. This approachable PowerPoint presentation breaks graphing...
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Lesson Plan
Willow Tree

Solving Equations and Inequalities with Absolute Value

For Students 8th - 11th Standards
The concept of absolute value can be difficult for learners to grasp. Reinforce their understanding of a basic absolute value expression and connect it to solving equations and inequalities. Scholars write two equations/inequalities to...
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Worksheet
MCAS Mentor

Number Sense and Operations

For Students 8th - 10th Standards
In this number sense and operations worksheet, learners solve 15 different types of problems that include reading number lines and solving inequalities. First, they write the scientific notation of various numbers given. Then, pupils...
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Lesson Plan
Curated OER

Solving multi-step inequalities and solving systems by elimination

For Teachers 8th - 11th
Students solve multi-step equations and apply the process of elimination. In this algebra lesson, students solve linear inequalities and equations using linear combination and evaluation. They graph their results on a number line and...
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Lesson Plan
Willow Tree

Solving Inequalities

For Students 8th - 11th Standards
What does solving an inequality have in common with solving an equation? Almost everything! A math resource focuses on the one exception. The examples lead learners through the steps of solving an equality when multiplying or dividing by...
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Lesson Plan
Curated OER

Graphing Solutions To Inequalities On A Number Line

For Teachers 8th
Eighth graders graph solutions to problems on a number line. After discussing algebraic expressions, 8th graders discuss how to solve them using an inequality. They observe examples and then work problems at their desks and on the...
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Lesson Plan
Curated OER

Graphing Inequalities

For Teachers 7th - 9th
Students graph inequalities on a number line and discuss how to solve for one variable. The teacher models examples as students take notes. In groups, students participate in an activity to demonstrate inequalities on a number line. ...
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Worksheet
Curated OER

Inequalities are Everywhere

For Students 9th
In this Algebra I worksheet, 9th graders work with a family member to graph inequalities on a number line. The two page worksheet contains five questions. Answers are included.
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Worksheet
Curated OER

Graphing Inequalities

For Students 8th - 9th
In this graphing inequalities worksheet, students solve and graph 10 different problems that include various inequalities. First, they study each of the examples given. Then, students graph the remaining equalities and inequalities as...
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Worksheet
Curated OER

Interval Notation and Linear Inequalities

For Students 6th - 12th
In this interval notation and linear inequalities worksheet, students use number lines and solve equations. Students complete 64 problems total.
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Lesson Plan
Curated OER

Intersections, Unions, and Compound Inequalities

For Teachers 8th - 9th
For this algebra worksheet, students graph inequalities on number lines. Two problems are written in interval notation. The other five problems require students to graph and then write in interval notation.
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Worksheet
Math Doctor

Chapter 2: Integers & the Number Line

For Students 6th - 8th Standards
Here is an extensive set of teacher's notes to help you teach all about integers. Begin by introducing a number line and how it can be used to visualize positive and negative numbers. Talk about absolute value and the additive inverse...