Unit Plan
Mangahigh

Mangahigh: Algebra: Two Inequality Signs

For Students 6th - 8th Standards
Students learn about the concept of double inequalities by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Words That Describe Patterns

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Translate a verbal expression into an algebraic equation or inequality.
Activity
Math Medics

S.o.s. Math: Sign of a Quadratic Function and Inequalities

For Students 9th - 10th Standards
This lesson discusses the sign of a quadratic function as it applies to inequalities.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Quadratic Inequalities

For Students 9th - 10th
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.
Activity
University of Regina (Canada)

University of Regina: Math Central: Reversing the Inequality Symbol

For Students 9th - 10th Standards
In response to a student question regarding the reversing of the inequality symbol, a method is presented in how one can avoid reversing the symbol.
Handout
Math Is Fun

Math Is Fun: Equal, Greater, or Less Than

For Students 1st - 8th Standards
Find definitions of the equal, not equal, less than, and greater than signs, as well as information what you are supposed to do with them and how they are used in general math and in algebra.
Activity
Wyzant

Wyzant: Fraction Mixed Number Calculator

For Students 3rd - 8th
Are you struggling with comparing fractions? Then try the fraction inequality calculator. Simply key in your two fractions, press the calculate button, and in seconds youll have an answer. The perfect tool for algebra students who need...
Unit Plan
Khan Academy

Khan Academy: Writing Numerical Inequalities

For Students 5th - 7th
Practice writing inequalities to describe real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
Mr. Martini's Classroom

Mr. Martini's Classroom: Mr. Martini's Classroom: Kids Math Comparing Numbers

For Students Pre-K - 1st Standards
Compare numbers from 1 to 40 using inequality symbols and equal sign with this interactive game.
Activity
Purple Math

Purplemath: Solving Polynomial Inequalities

For Students 9th - 10th
Demonstrates the 'factor table' method for solving polynomial inequalities.