Curated OER
Every Graph Tells A Story
Seventh graders explore linear equations. In this graphing lesson, 7th graders explore constant rates of change. Students discover the real-life application of graphs and demonstrate their ability to read graphs and write...
Curated OER
Compound Inequalitites
Learners graph compound inequalities. In this algebra lesson, students solve equations with inequalities and graph the results on a number line. They distinguish between "or" and "and"
Curated OER
Inequalitities Mixed Review
Students solve inequalities and graph it on a number line. In this algebra lesson, students rewrite word problems into algebraic equations and graph it using compound inequalities.
Curated OER
Nonlinear Inequalities
For 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...
Curated OER
Equations and Inequalities
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...
Curated OER
Compound Inequalities
Students solve problems with compound inequalities. In this algebra lesson, students solve inequalities using addition, subtraction, multiplication and division. They graph-their solutions on a numbers line.
Curated OER
Lesson Plan 2: Linear Inequalities
Young scholars investigate linear inequalities and the associated symbols. After a teacher demonstration, they translate given phrases into symbols. Students solve and graph solutions to linear inequalities. Using newspapers, they...
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.
Curated OER
Doctor, Doctor, Give Me the News, I've Got a Bad Case of Loving Math
Solve a real-world problem of discovering how many doctors and nurses can be hired within budget and building constraints. Using different colored pencils to shade each graph, they then find the intersection points and use these to solve...
Illustrative Mathematics
Fishing Adventures 1
Often inequalities exist in many real-world contexts but young math learners struggle with understanding how to represent that relationship in a simple equation using an inequality. This activity focuses on the basic concepts by using...
EngageNY
Solution Sets to Simultaneous Equations (part 1)
How are systems related? Build on your pupils' previous knowledge of solving systems of equations by introducing systems of inequalities. Learners explore similarities between systems of equations and inequalities to make a strong...
Mascil Project
Epidemics: Modelling with Mathematics
The Black Death epidemic is responsible for more than one million deaths in the United Kingdom. An inquiry-based activity has young scholars explore the rate of disease spread. They then analyze graphs showing data from epidemics such as...
Polar Trec
Playground Profiling—Topographic Profile Mapping
The Kuril islands stretch from Japan to Russia, and the ongoing dispute about their jurisdiction prevents many scientific research studies. Scholars learn to create a topographic profile of a specific area around their schools. Then they...
Virginia Department of Education
Quadratic Equations
Review the multiple methods of solving quadratic equations through an analysis of the discriminant. Scholars use the discriminant to determine the best solution method and then solve various equations. As a challenge, learners build...
Curated OER
Birds' Eggs
More than just data, scatter plots are full of information that can be used to answer a variety of questions. This lesson uses a plot with information about bird egg sizes to answer questions about the relationship between length and...
American Statistical Association
Scatter It! (Predict Billy’s Height)
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...
Virginia Department of Education
Acid-Base Theory
Litmus paper, why so blue? A chemistry instructional activity includes a pre-lab activity, practice calculating pH, an experiment measuring the pH in acids and bases, a titration demonstration, and a titration experiment.
Curated OER
Linear Inequalities
Pupils imagine that they own a sneaker company. They are asked how they would know if their company made a profit. Students determine the number of sneakers of each type they need to sell in order to "break even." They are asked how...
Curated OER
System of Two Quadratic Inequalities
Students graph a quadratic inequality and describe its solution set. They solve a system of quadratic equalities graphically and symbolically and as related to a real-world context.
Curated OER
Linear Inequalities
Ninth graders graph linear inequalities. In this Algebra I lesson plan, 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...
Curated OER
What on Earth is Greater Than?
Learners compare things that are greater than, less than, or equal to, compare the Earth to other planets, and list planets from greatest size to smallest size.
Curated OER
Graphs
Students participate in a instructional activity exploring the concept of using graphs in various types of mathematical problems. They use negative and positive numbers in order to plot a graph. Students should use a place value chart...
Curated OER
Systems of linear inequalities in slope-intercept form
High schoolers graph a linear inequality and describe its solution set. They solve a system of linear equalities graphically and symbolically. Students set up and solve a system of linear inequalities using linear programming...
Curated OER
Learning to Make Bar Graphs
Students construct bar graphs using the results from various experiments. In this graphing lesson, students review data from a previous experiment and demonstrate how to construct a bar graph. Students use a checklist to ensure...