Fraction Bars
Inequality of Fractions
Here is a fine activity on inequalities of fractions for your third graders. After a modeling session by the teacher, pupils are put into groups and are led through a discovery session using fraction bars and inequalities. The activity...
Curated OER
Solving multi-step inequalities and solving systems by elimination
Students solve multi-step equations and apply the process of elimination. In this algebra activity, students solve linear inequalities and equations using linear combination and evaluation. They graph their results on a number line...
EngageNY
Properties of Inequalities
Class members explore the meaning of inequality by comparing numbers and building number sentences. Using number cubes, pupils find numbers and compare them using inequality symbols. As the activity continues, operations are added to...
Curated OER
Solving Problems Using Triangle Inequality Theorem
Sixth graders investigate triangles and the inequality theorem. They will collaborate in groups to determine the length of a longest side of a triangle. Then relate the size of the triangle to its angles using protractors, yard sticks,...
Curated OER
Triangle Inequality Theorems Investigation
Students estimate and measure triangles. In this geometry lesson, students identify the relationship between three sides and a triangle. They use the inequality theorem to decide if a triangle will be formed or not.
Curated OER
Triangle Inequality Theorem
Students use the inequality theorem to solve triangles and their properties. In this geometry lesson, students are given spaghetti of different lengths and asked to create triangles. They conclude the necessary length needed to make a...
Curated OER
Simple Inequalities
Learners solve inequalities. In this inequalities instructional activity, students evaluate simple inequalities. They examine vocabulary words. Learners participate in breath holding activities and write inequalities to represent the...
Curated OER
Understanding Inequality Operation Rules
Students solve problems within-inequalities. In this algebra lesson, students apply concepts of addition, subtraction, multiplication and division to solve inequalities.
Curated OER
Graphing Standard Form Inequality
Young scholars solve equations and graph it. In this algebra instructional activity, students solve inequalities and rewrite them in the slope intercept form. They graph the boundary lines first either as dashed or solid and shade the...
Curated OER
Compound Inequalities and Graphing
Put geometry skills to the test! Learners solve compound inequalities and then graph the inequalities on a coordinate plane using their geometric skills. They identify the slope and y-intercept in order to graph correctly. I like this...
Virginia Department of Education
Graphing Systems of Inequalities
Apply systems of inequalities to a real-world problem. Here, scholars learn to graph solutions to systems of linear inequalities. To finish the lesson, they solve a problem involving burgers and cheeseburgers using a system of inequalities.
Curated OER
Napolean Triangle
Students investigate the Napoleon triangle theory. In this polygon lesson, students differentiate between the boundary points, interior and lattice point of a polygon. They apply concepts of equilateral triangles to solve...
Curated OER
Solving Inequalities
This is a nice worksheet on solving one variable and compound inequalities. Learners solve inequalities and graph the solution on a number line. The two page worksheet contains explanation and sixteen practice problems.
Curated OER
Lesson Plan 3: Inequalities
Ninth graders study inequalities. After a teacher demonstration, classmates solve and graph inequality problems. In groups, they are assigned specific tasks that lead to the solving of inequality word problems.
Curated OER
Linear Inequalities
Students explore how to graph a linear inequality. They determine if a point is in the solution set. Students solve linear inquality application problems. They graph linear equations, and solve linear equations for a given variable.
Curated OER
Solving Inequalities and Graphing on a Number Line
Learners 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 plan contains links to a PowerPoint and a worksheet.
Curated OER
Solving Multi-Step Inequalities
Ready to study inequalities with your class? Use this instructional activity to solve multi-step inequalities and graph the solutions. The document would be great to use as a study guide as you present the material, or could easily be...
Curated OER
Triangle Inequality Theorem
Learners identify properties of triangles. In this geometry lesson, students create triangles using three different segments. They make conjectures and predictions.
Curated OER
Unit 5 Lesson 01: Graphing on a Number Line
Math masters are introduced to graphing inequalities on a number line. After reviewing inequality symbols, they practice representing them on a worksheet. This simple lesson serves its purpose.
Curated OER
Linear Inequalities in Two Variables
Use this worksheet as a warm up, a refresher exercise, or a practice after a more detailed lesson on graphing linear inequalities in two variables. Start with boundaries that are horizontal or vertical, then move into graphs with...
Curated OER
Solving Absolute Value Inequalities
Start this activity with a brief description of how to solve absolute value inequalities. A space is provided to help classify the inequalities into types (greater than, less than, or equal to) and for learners to show how to graph their...
Curated OER
The Distance Formula and Marching Nonviolently for Social Change
Students explore the distance formula using real world data from nonviolent marches for social change. For this secondary mathematics lesson, students investigate the marches of Gandhi and King using maps overlaid with a coordinate...
Curated OER
Graphs and Data
Students investigate poverty using graphs. In this algebra lesson plan, students collect data on the effects of poverty and use different rules to analyze the data. They graph and use the trapezoid rule to interpret the data.
Curated OER
Absolute Value Inequalities
Students solve inequalities. In this absolute value lesson, students solve inequalities containing absolute value. They graph the solution of each problem.