Lesson Plan
Curated OER

Exploring Graphs of Inequalities

For Teachers 9th - 12th Standards
Learn how to solve inequalities and graph their answers. Students use addition, subtraction, multiplication and division to solve problems. They analyze their graph using the TI calculator.
Lesson Plan
Curated OER

Systems of Linear Inequalities 2

For Teachers 9th - 12th Standards
Students solve systems of inequalities. For this lesson, they identify the solution of the two lines and shade the solution. They identify the boundary line and the region representing the solution.
Lesson Plan
Curated OER

Compound Inequalities

For Teachers 9th - 11th
Students solve linear equations with compound inequalities. In this algebra lesson, students solve inequalities and graph their solution on a number line. They define "and" and "or" when it comes to graphing.
Lesson Plan
Curated OER

Inequalities Mixed Review

For Teachers 9th - 11th
Learners graph compound inequalities. In this algebra activity, students solve equations with inequalities and graph the results on a number line. They distinguish between "or" and "and"    
Lesson Plan
Curated OER

Graph Logarithms

For Teachers 9th - 12th Standards
Mathematicians graph logarithmic equations. Teach your students how to identify the intercepts of logarithmic equations and tell whether the function is increasing or decreasing. They find the domain and range of each function.
Lesson Plan
Curated OER

Nonlinear Inequalities

For Teachers 11th
In this Algebra II worksheet, 11th graders solve nonlinear inequalities, graph the solution set on the number line, and write the solution in interval notation.  The one page worksheet contains thirty-eight problems.  Answers...
Lesson Plan
Curated OER

Less Than Zero

For Teachers 2nd - 4th
Students keep track of money. In this money management lesson, students read Less Than Zero by Stuart J. Murphy and manipulate a number line to keep track of spending and borrowing in the story.
Lesson Plan
Curated OER

“My Little Sister Hugged An Ape” | Literature, Math, & More!

For Teachers K
Students read the story "My Little Sister Hugged An Ape" and make a list of sensory words from the story. In this interdisciplinary math lesson, students participate in sensory writing, and complete a questionnaire which they will use to...
Lesson Plan
Curated OER

Absolute Value Inequalities

For Teachers 9th - 10th
Students solve equations with absolute values. In this algebra lesson plan, students rewrite equations with absolute values to find the 2 values for x. They graph their solutions after solving for x.
Lesson Plan
Illustrative Mathematics

Peaches and Plums

For Teachers 7th - 9th Standards
According to the resource graph, which costs more: peaches or plums? Algebra learners compare two proportional relationships and then throw in a banana. Leaving out the scale helps students become intuitive about graphing. 
Lesson Plan
EngageNY

Solution Sets to Equations with Two Variables

For Students 9th - 10th Standards
Can an equation have an infinite number of solutions? Allow your class to discover the relationship between the input and output variables in a two-variable equation. Class members explore the concept through tables and graphs and...
Lesson Plan
Curated OER

Review for the Final Exam - College Prep Algebra

For Teachers 9th - 12th
In this algebra review worksheet, students solve 100 open-ended and multiple choice problems.  Students factor, simplify, graph, and solve inequalities, expressions, and equations.
Lesson Plan
West Contra Costa Unified School District

Correlation and Line of Best Fit

For Teachers 8th - 10th Standards
Computers are useful for more than just surfing the Internet. Pupils first investigate scatter plots and estimate correlation coefficients. Next, they use Microsoft Excel to create scatter plots and determine correlation...
Lesson Plan
Shodor Education Foundation

InteGreat

For Teachers 9th - Higher Ed Standards
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Lesson Plan
Curated OER

Bouncing Ball : Function Families

For Teachers 6th - 12th
A bouncing ball serves as more than entertainment when learning to apply quadratic functions to real-world events. This is the second of a two-part lesson, which can also be accessed from the website. The instructions say to measure the...
Lesson Plan
American Statistical Association

Scatter It! (Predict Billy’s Height)

For Teachers 8th Standards
How do doctors predict a child's future height? Scholars use one case study to determine the height of a child two years into the future. They graph the given data, determine the line of best fit, and use that to estimate the height in...
Lesson Plan
Virginia Department of Education

Transformationally Speaking

For Teachers 8th - 10th Standards
Young mathematicians explore transformations of graphs by graphing sets of functions on the same pair of axes. They use their graphs to determine the effect that the values of a and b in y = ax + b have on the graph of y = x.
Lesson Plan
Curated OER

Interval Notation

For Teachers 10th - 12th
In this interval notation worksheet, students solve inequalities, sketch a graph of the answer, and write the answer using interval notation. This one-page worksheet contains 8 problems, with answers.
Lesson Plan
Curated OER

Graphing Solutions To Inequalities On A Number Line

For Teachers 8th
Eighth graders graph solutions to problems on a number line. After discussing algebraic expressions, 8th graders discuss how to solve them using an inequality. They observe examples and then work problems at their desks and on the...
Lesson Plan
Curated OER

Graphing Absolute value Inequalities

For Teachers 9th - 12th
Students investigate the concept of inequalities and practice graphing them at various degrees of difficulty. They review the basic rules with the teacher at the level of theory which may make it harder for them to understand without...
Lesson Plan
Curated OER

Inequalities - Absolute Value

For Teachers 8th - 10th
Students graph the absolute value of compound inequalities. Through a demonstration, students discover the meaning of absolute value. They take notes, rewrite opposites, and solve for each variable. Students complete a worksheet and...
Lesson Plan
Curated OER

Lesson Plan 3: Inequalities

For Teachers 9th
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.
Lesson Plan
Curated OER

Linear Inequalities

For Teachers 9th
Ninth graders graph linear inequalities.  In this Algebra I lesson, 9th graders examine the graph of a linear inequality and in a game format, test coordinates to determine the region of the graph that satisfies the inequality. 
Lesson Plan
Curated OER

Unit 5 Lesson 01: Graphing on a Number Line

For Teachers 6th - 8th Standards
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.