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Activity
Oswego City School District

Regents Exam Prep Center: Linear Inequalities

For Students 9th - 10th
Listed steps to graph an inequality along with a example that is graphed on a coordinate plane. Easy to read and understand!
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Activity
Other

University of Wisconsin: Graphing Inequalities

For Students 9th - 10th Standards
This site, which is provided for by the University of Wisconsin, gives a discussion in how to graph an inequality is presented. A link to practice problems is provided.
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Properties of Inequalities

For Students 9th - 10th Standards
Find a quick, concise explanation of the properties of inequalities. Examples are given and clearly explained for each of the properties.
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Lesson Plan
Gilder Lehrman Institute of American History

Gilder Lehrman Institute: Challenging Segregation in Public Education

For Teachers 9th - 10th
A senior high lesson plan on segregation in schools.
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Activity
Texas Instruments

Texas Instruments: Linear Programming and the Inequalz App

For Teachers 9th - 10th
This activity uses the Inequality Graphing Application to take some of the frustration out of linear programming.It allows students to concentrate on the important part of the lesson, so they can learn the basic concepts with greater depth.
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Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Comparison of Rational Numbers

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Compare and order rational numbers on a number line and by using inequality symbols
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Interactive
Thomas Jefferson National Accelerator Facility

Jefferson Lab: Speed Math Inequalities

For Students 5th - 6th Standards
Students are given two equations and will use inequality symbols to compare them.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Integers on the Number Line 2

For Teachers 6th Standards
Sixth graders examine negative numbers and their relationships in inequalities in this problem. Aligns with 6.NS.C.7.a.
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Activity
Texas Instruments

Texas Instruments: Inequalities, They Are Not Just Linear Anymore!

For Teachers 9th - 10th Standards
Students study quadratic relationships and explore the process of graphing quadratic inequalities and systems of quadratic inequalities. They will solve these inequalities algebraically and graph them on a coordinate plane.
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Handout
Other

Quick Math: Solving Inequalities

For Students 9th - 10th
Provides an interactive tool that solves inequalities for you. Gives exact and approximate solutions. Further down the page there is a discussion of how to solve intermediate and advanced inequalities as well as information about how to...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications With Inequalities

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Solve inequalities and represent the solution in equation notation, set notation, interval notation, or solution graph. Students examine guided notes, review guided...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Multi Step Inequalities

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve inequalities that involve more than one step to isolate the variable and graph the solution. Students examine guided notes, review...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications With Inequalities

For Students 6th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve real-world problems involving inequalities. Students watch a video tutorial, explore guided notes and attempt practice...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Checking Solutions to Inequalities

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] On this site students learn to verify that solutions to inequalities are correct. Students can watch video tutorial, look at key vocabulary and attempt practice...
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Article
Khan Academy

Khan Academy: Collective Learning (Part 4)

For Students 9th - 10th
In the final essay of a four-part series, David Christian explains how advances in communication and transportation accelerated collective learning.
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Lesson Plan
Cuemath

Cuemath: Less Than or Equal To

For Students 6th - 8th
In this mini-instructional activity, we will explore the concept of 'less than or equal to'. We will be covering less than or equal to symbol in words, less than or equal to examples, and greater than symbol in a sentence. Included are...