Illustrative Mathematics
Illustrative Mathematics: 6.ee Log Ride
For this instructional task students are given two inequalities, one as a formula and one in words, and a set of possible solutions. They have to decide which of the given numbers actually solve the inequalities. There are two solutions...
Math Planet
Math Planet: Systems of Linear Inequalities
A system of linear inequalities in two variables consists of at least two linear inequalities in the same variables. The solution of a linear inequality is the ordered pair that is a solution to all inequalities in the system and the...
Illustrative Mathematics
Illustrative Mathematics: A Ced, a Rei Basketball
In this task, two brothers track how many games they have each won. Students are asked to make calculations based on the percentage of games won. They set up a rational equation (and a rational inequality) in one variable, and then solve...
Khan Academy
Khan Academy: Solutions of Inequalities Graphically
Given the graph of a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
Khan Academy
Khan Academy: Solutions of Inequalities: Algebraic
Given a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Solutions of Inequalities: Algebraic
Given a two-variable linear inequality, check whether a given pair of values is a solution of the inequality.
CK-12 Foundation
Ck 12: Elem Math: Comparing and Writing Decimal Inequalities
[Free Registration/Login may be required to access all resource tools.] The video shows how to compare two decimals using the appropriate inequality sign. The video is followed by practice problems to assess student understanding of the...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Interval Notation
"Dr. Math" provides an explanation on how to express the solution of a conjunction inequality using interval notation.
Texas Instruments
Texas Instruments: Simplifying Expressions
Like terms have the same degree variable or are constants. When solving an equation or inequality, like terms must be combined. Knowledge of variable expressions and equations assists in solving problems involving logic.
Texas Instruments
Texas Instruments: Maximizing Your Efforts
In this activity, students use linear programming to solve problems involving maximum and minimum values. They use the Inequality Graphing application to solve linear programming problems.
Texas Instruments
Texas Instruments: Linear Inequalities: Using Graphs and Tables
Students learn to estimate the solution set, in real numbers, of a linear inequality using graphical methods on a number line and on a Cartesian (x-y) graph. They also learn how to solve inequalities using tables.
Texas Instruments
Texas Instruments: How Many Solutions
Use the Inequality application to solve linear programming problems.
Texas Instruments
Texas Instruments: Linear Programming and the Inequalz App
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.
Math Planet
Math Planet: Algebra 2: Graph Inequalities
How to graph an inequality is explained through examples and a video lesson. [4:14]
Soft Schools
Soft Schools: Fraction Less Than Greater Than Worksheet
Create a worksheet to compare fractions using inequality symbols. Change the number of problems per page, font, and font size to accommodate different learners. Fractions have different denominators and are all less than 1.
Read Works
Read Works: The Struggle for Equality
[Free Registration/Login Required] This nonfiction passage gives biographical information about famous African Americans who have worked hard to fight against inequality. This passage reinforces essential reading comprehension skills....
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Integers With Absolute Value
[Free Registration/Login may be required to access all resource tools.] Compare and order integers by using a number line and inequality symbols
CK-12 Foundation
Ck 12: Arithmetic: Fraction and Mixed Number Comparison Grade 7
[Free Registration/Login may be required to access all resource tools.] Compare and order fractions and mixed numbers using inequality symbols
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Rational Numbers
[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
CK-12 Foundation
Ck 12: Algebra: Testing Solutions for Linear Inequalities
[Free Registration/Login may be required to access all resource tools.] This lesson covers testing ordered pairs to see if they are solutions to a linear inequality in two variables.
CK-12 Foundation
Ck 12: Checking Solutions to Inequalities
[Free Registration/Login Required] Students will determine if the given number is the solution to the inequality. Click challenge me to answer a pactice question and click learn more to watch a video.
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.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Speed Math Inequalities
Students are given two equations and will use inequality symbols to compare them.
Khan Academy
Khan Academy: Constraint Solutions of Two Variable Inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a linear inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
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