National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Solving Inequalities and Absolute Values
"Dr. Math" provides an indepth explanation in solving inequalities that involve absolute value. The indepth explanation revolves around a specific problem sent in by a student. This site includes a graph of the absolute value problem.
McGraw Hill
Glencoe: Self Check Quizzes 2 Inequalities
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of inequalities. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Linear Inequalities
Using this tutorial, you'll learn how to solve linear inequalities and show the solution via interval notation and graphing.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Solving Linear Inequalities
This tutorial will show you how to use various properties of inequalities in order to solve linear inequalities and how to graph solution sets on a number line. Offers several examples showing you steps to solving inequalities and...
Khan Academy
Khan Academy: Inequality From Graph
Practice writing equations of inequalities graphed on number lines. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Inequality From Graph
Practice choosing inequalities that represent a graph.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Linear Inequalities
Using this tutorial, you'll learn how to solve different types of linear inequalities by viewing step-by-step written solutions as well as completing practice problems.
Khan Academy
Khan Academy: Two Step Inequality Word Problems
Practice constructing, interpreting, and solving linear inequalities that model real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Quadratic Inequalities
Using this tutorial, you'll learn two methods of solving quadratic inequalities: using a sign graph of factors and using the test-point method. Offers step-by-step written examples, and practice problems for you to complete.
That Quiz
That Quiz
ThatQuiz is an excellent assessment tool for teachers and students. At this site, teachers can create individualized or group assessments on a variety of math topics. Students take these practice assessments directly online and receive...
Better Lesson
Better Lesson: Math Centers Review Previous Skills
Students will be able to independently practice graphing, teen numbers, and addition.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Speed Math Inequalities
Students are given two equations and will use inequality symbols to compare them.
Math Medics
S.o.s. Math: Solving Inequalities: Basic Rules
Explains the basic rules for solving inequalities. Gives examples and exercises with solutions to practice this skill.
Other
Quick Math: Solving Inequalities
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...
Math Planet
Math Planet: Solving Compound Inequalities
Provides an explanation, examples, and a video lesson all related to compound inequalities.
Math Open Reference
Math Open Reference: Triangles
A complete reference guide to types of triangles and triangle perimeter and area. It provides definitions and interactive animated activities that enhance further explanation.
Discovery Education
Discovery Education: Web Math: Algebra
This WebMath site provides links to tutorials and lessons in both Algebra I and II. Links to topics such as factoring, solving equations, polynomials, simplifying equations, graphing, and much more.
University of Georgia
University of Georgia: Inter Math: Linear Equation
This site defines a linear equation in a very basic and understandable way. The opening page gives examples of linear equations and questions posed to the reader which may be answered easily by examining the definition given. Be sure to...
Student Achievement Partners
Illustrative Mathematics: Fishing Adventures [Pdf]
Students use a model to define variables, write expressions, create an inequality and then interpreting the results in this lesson.
Oswego City School District
Regents Exam Prep Center: Linear Inequalities
Listed steps to graph an inequality along with a example that is graphed on a coordinate plane. Easy to read and understand!
Khan Academy
Khan Academy: Two Variable Inequalities From Their Graphs
Fit an algebraic two-variable inequality to its appropriate graph. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Paul Dawkins
Paul's Online Notes: Calculus I: Proof of Various Limit Properties
The tutorial proves some of the basic properties and facts about limits. Topics discussed are limit properties, triangle inequality, continuity, and limits at infinity. Class notes, definitions, and examples with detailed solutions are...
Khan Academy
Khan Academy: Compare and Order Absolute Values
Write an inequality to compare absolute values. Order numbers written in absolute value form from least to greatest. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Equations and Inequalities Word Problems
Construct an equation or an inequality that models a given context. Modeling expressions can be quadratic, rational, or exponential. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video,...