+
Lesson Plan
Willow Tree

Solving Equations and Inequalities with Absolute Value

For Students 8th - 11th Standards
The concept of absolute value can be difficult for learners to grasp. Reinforce their understanding of a basic absolute value expression and connect it to solving equations and inequalities. Scholars write two equations/inequalities to...
+
Lesson Plan
Curated OER

Inequalities Involving Absolute Value

For Teachers 9th - 12th
Students solve and graph inequalities involving absolute value. They discuss and identify the basic properties of inequalities, and solve basic examples.
+
Lesson Plan
Curated OER

Absolute Value Equations and Inequalities

For Teachers 8th - 9th
For this algebra worksheet, students solve 13 problems involving absolute value. Six problems require students to write the answer in interval notation.
+
Activity
Education Development Center

Absolute Value Reasoning

For Students 6th - 7th Standards
Teach solving absolute value inequalities through inquiry. Groups use their knowledge of absolute value and solving inequalities to find a solution set to an absolute value inequality. Working collaboratively encourages discussion,...
+
Lesson Plan
Curated OER

Solving Open Sentences Involving Absolute Value

For Teachers 9th - 10th
In this math worksheet, students solve 6 open sentences and graph solutions using a line graph. Students then express 2 story problems in terms of inequalities. Students then write open sentences for 2 graphs.
+
Worksheet
Curated OER

Challenging Inequalities Group Work

For Students 10th - Higher Ed
In this inequalities worksheet, students collaborate in groups to solve eight multi-part challenging inequality problems. These problems are not designed to be finishes, but rather as a platform for group discussion regarding how to...
+
Lesson Plan
Curated OER

Absolute Value and Equations - Week 5

For Teachers 12th - Higher Ed
In this absolute value worksheet, students use the absolute value function to solve functions. They identify the maximum and minimum values in triangular inequalities. This two-page worksheet contains eight problems.
+
Worksheet
Curated OER

Solving Inequalities for X

For Students Higher Ed
In this math worksheet, students solve eight problems involving absolute value and inequalities. They isolate the variable and draw their answer on a number line. The web site has hot links that allow students to check their work, or to...
+
Worksheet
Curated OER

Solving Absolute Value Inequalities

For Students 9th - 12th Standards
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...
+
Lesson Plan
Curated OER

Lesson 3: Number Sense

For Teachers 6th - 10th
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
+
Lesson Plan
West Contra Costa Unified School District

Introduction to Solving Linear Inequalities in One Variable

For Teachers 8th - 10th Standards
Life isn't fair ... like inequalities. After first reviewing inequality symbols and how to read inequality statements, learners discover how to solve one-step inequalities and graph their solution sets.
+
Lesson Plan
Curated OER

Equations and Inequalities

For Teachers Higher Ed
Students in a college algebra class use graphs to solve inequalities. Using the coordinate graphing system, they represent the relationship between x and y intercepts. They practice solving equations with complex numbers and locate...
+
Lesson Plan
Virginia Department of Education

Give or Take a Few

For Teachers 6th Standards
Young mathematicians extend their knowledge of rational numbers on a number line to graph inequalities by first using number cards to compare rational numbers. They finish by using similar reasoning to graph inequalities on a number line.
+
Activity
Pedago Net

Acing Math

For Teachers 2nd - 8th
Deal me in! Elementary and middle school classes will love this selection of math games, all involving a deck of cards. From fractions to exponents to rounding up and down, the games cover such a variety of skills that your classroom...
+
Lesson Plan
Curated OER

Solving Systems by Elimination

For Teachers 8th - 10th
Students review solving absolute value equations. They watch as the teacher demonstrates solving a system of linear equations by addition. Students practice working problems by multiplying to obtain opposite cooefficients, and then...
+
Worksheet
Curated OER

Slope & Rate of Change

For Students 8th - 11th Standards
This short handout addresses the concept of slope in two different ways: geometrically and analytically. Start with a brief description of slope, then use graphical representations to compare positive vs. negative slope and zero vs....
+
Lesson Plan
Curated OER

Real-World Linear Programming

For Teachers 9th - 12th Standards
Explore linear programming on a website game. Partners solve a real-world problem by setting up an objective function and a linear inequality. They graph their results on chart paper and also using a calculator before presenting their...
+
Worksheet
Curated OER

Adding and Subtracting Integers

For Students 4th
In this online interactive integers worksheet, 4th graders solve 8 addition and subtraction integer math problems and problem solve 6 integers problems involving numbers from -20 to 20. Students check their answers online when done with...
+
Worksheet
Curated OER

Leveled Problem Solving Adding Integers

For Students 6th
Using a number line, 6th graders solve problems involving adding integers. Using this instructional activity on adding integers, students can practice the basic operation and how to apply this skill to real-life examples.
+
Lesson Plan
Curated OER

Strong Arm Iteration

For Teachers 7th - 9th
Students solve exponential functions and inequalities. In this algebra lesson, students find the roots of equations and use it to graph and evaluate exponential functions. They simplify exponents using the law of exponents.
+
Lesson Plan
Curated OER

Calculate the Slope of a Line Using Two Points

For Teachers 8th - 11th Standards
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
+
Lesson Plan
Curated OER

Translate Word Phrases and Sentences into Equations

For Teachers 8th - 11th Standards
Use this video to show your learners an example of how to translate word phrases into an equation to solve a real-world problem. The presenter begins with a review of how to use cross products to solve a proportion, including how to do...
+
Unit Plan
Virginia Tech

Unit Plan: Exponential and Logarithmic Functions

For Teachers 10th - 12th Standards
A six-day unit for algebra II on exponential and logarithmic functions builds upon Chapter 12 of Merrill Algebra II with Trigonometry; Applications and Connections. The text provides assistance in the depth of instruction...
+
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Absolute Value Inequalities

For Students 9th - 10th
Detailed math tutorial features notes and examples that illustrate how to solve inequalities that involve absolute value. The process for solving inequalities with a (i.e. greater than).