Interactive
Curated OER

Solving a System Containing Equations and an Inequality

For Students 8th - 10th
In this systems learning exercise, learners solve a system containing three linear equations and one linear inequality.  The solution is provided.
Lesson Plan
Virginia Department of Education

Properties

For Teachers 7th
Examine some properties that don't require a general contractor. Scholars first complete a mental math activity that uses the properties of real numbers. A separate activity formalizes these properties.
Lesson Plan
Curated OER

CSI Investigation of Congruence and Similarity

For Teachers 9th - 12th
Students differentiate between similarity and congruence using polygons. In this geometry lesson plan, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
Lesson Plan
Curated OER

Transitive Property of Inequality

For Teachers 5th - 8th
In this transitive property worksheet, students use the transitive property to help them solve the riddle for the order of men and where they stand. Students solve the riddle for 10 men.
Lesson Plan
Curated OER

Solving Inequalities By Using Addition And Subtraction

For Teachers 7th
Seventh graders solve inequalities using addition and subtraction. They write number sentences based on word problems.
Lesson Plan
Curated OER

Gender and Income

For Teachers 10th - 12th
Students investigate Income and gender preference. In this statistic lesson, students collect data of Income to see if one gender makes more than the other. Students examine the data and draw conclusions.    
Worksheet
Curated OER

Absolute Value Equations and Inequalities

For Students 11th
In this Algebra II worksheet, 11th graders solve and graph the solutions to absolute value equations and inequalities. The two page worksheet provides explanation and examples in addition to sixteen practice questions. Answers are...
Lesson Plan
Curated OER

Exploring Equations and Y-Intercept

For Teachers 6th - 9th
Learners graph linear equations using intercepts, find y-intercept, find x-intercepts and graph linear equations that use horizontal and vertical lines.
Lesson Plan
Curated OER

Open Sentences: Pages 32-36

For Teachers 10th - 11th
In this math worksheet, students find solution sets for 5 inequalities. Students also answer true or false for equations, given a value of the variable.
Worksheet
Curated OER

Triangles

For Students 10th
In this triangles worksheet, 10th graders solve and complete 22 different problems related to various types of triangles. First, they name the shortest and longest sides and the smallest and largest angles in each of triangles...
Worksheet
Curated OER

Final Exam Review: College Algebra

For Students 11th - Higher Ed
In this final exam review worksheet,s learners solve systems of equations, polynomials and factor quadratic equations.  They identify the slope of a line and write linear equations.  Students use Cramer's rule, graphing,...
Worksheet
Curated OER

Section 1-4: The Real Numbers

For Students 9th - 11th
In this real numbers activity, students list given numbers in ascending and descending order.  They solve inequality problems containing real numbers.  This three-page activity contains 14 problems.  Answers are provided...
Lesson Plan
Curated OER

Polar and Cartesian Coordinates

For Teachers 11th - 12th
Students review polar coordinates, as well as translations and rotations in Cartesian Coordinates. They also watch a video on conics and write a summary of the video for a quiz grade. Students then find an equation after a...
Lesson Plan
Curated OER

Linear Inequalities

For Teachers 9th
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...
Worksheet
Curated OER

Quiz: Solving Inequalities by Adding and Subtracting

For Students 8th - 9th
In this solving inequality learning exercise, students solve inequality equations containing one variable, whole numbers and decimal numbers. This one-page learning exercise contains ten problems.
Assessment
Noyce Foundation

Gym

For Teachers 6th Standards
Give the class a mental work out with an assessment task in which young mathematicians compare several gym membership options. They use substitution to calculate the cost for given numbers of months.
Worksheet
Curated OER

Evaluating Functions

For Students 11th
For this evaluating functions worksheet, 11th graders solve and complete 24 various types of problems. First, they evaluate the functions for the given values. Then, students graph each of piecewise functions. They also write an equation...
Worksheet
Curated OER

Graphing Inequalities

For Students 9th - 10th
In this inequality worksheet, students graph inequality equations on a coordinate plane. They shade in the coordinate plane to indicate the answer set. This two-page worksheet contains five problems.
Worksheet
Curated OER

Solving Inequalities

For Students 8th - 9th
In this solving inequalities worksheet, learners solve and complete 14 different problems that include using multiplication and division properties for inequalities. First, they state the number by which they multiply each side to solve...
Lesson Plan
Curated OER

Systems of linear inequalities in slope-intercept form

For Teachers 9th - 12th
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...
Lesson Plan
Curated OER

System of Two Quadratic Inequalities

For Teachers 10th - Higher Ed
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.
Lesson Plan
Curated OER

Connecting Math to Our Lives

For Teachers K - 12th
Students participate in an online interactive forum to explore how math is used in their families and communities. They design games to submit to other students online, and identify and organize data to solve the problems from other...
Worksheet
Curated OER

Chapter 2 Practice test

For Students 8th - 11th
Overall, this worksheet contains a good selection of problems that reviews different aspects of linear equations. Learners examine and graph linear equations, absolute value equations, and inequalities in two variables. The three page...
Worksheet
Curated OER

Lesson 8: Absolute Value in Equations & Inequalities

For Students 7th - 9th
This lesson contains a number of good examples and explanations of solving absolute value equations and inequalities. Piece-wise functions, and compound inequalities are also discussed. This lesson contains some additional exercises for...