Worksheet
Curated OER

Two Variable Inequalities

For Students 8th - 11th
In this algebra activity, students solve inequalities using addition, subtractions and multiplication. They graph the inequalities with shading. There are 2 questions.
Worksheet
Curated OER

Cramer's Rule

For Students 11th - Higher Ed
In this Cramer's Rule worksheet, students first evaluate five determinants or square matrix. Then they solve the last five problems by applying Cramer's Rule. Students identify and define Cramer's Rule as a theorem used with linear...
Lesson Plan
Curated OER

Algebra I - Test

For Teachers 7th - 8th
Students participate in a lesson that reviews the concept of linear functions in connection with preparation for an exam. The teacher reviews problems with the students for scaffolding. Students practice graphing linear functions.
Lesson Plan
Curated OER

How Many Solutions 2

For Teachers 9th - 12th Standards
Students solve systems of equations. In this algebra lesson, students graph lines and identify the point of intersection. They identify the function to see if it is a function.
Lesson Plan
Curated OER

Exploring Equations and Y-Intercept

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

Linear Systems: Least Squares Approximations

For Students Higher Ed
In this least squares approximation worksheet, students determine the number of solutions a given linear system has. They find the least square error and the equation of a line of best fit for a set of three points. Students find the...
Worksheet
Curated OER

Linear Systems: Least Squares Approximations

For Students 11th - Higher Ed
In this least squares approximation learning exercise, students use linear algebra to find the least square error and the equation of a line for given points. They find the equation of a parabola through provided points. This four-page...
Worksheet
Curated OER

Solve a System of Inequalities

For Students 8th - 10th
In this system of linear inequalities learning exercise, students solve 5 problems with the graphing method and are given 2 examples with multiple steps to follow.
Worksheet
College Preparatory Mathematics

Using Elimination To Find the Point of Intersection of Two Lines

For Students 7th - 9th Standards
Two example problems are solved on the first page using the elimination method with a pair of linear equations. Detailed explanations accompany the math. The second page provides 20 practice problems and their answers. This would be a...
Assessment
1
1
Inside Mathematics

Quadratic (2009)

For Teachers 9th - 12th Standards
Functions require an input in order to get an output, which explains why the answer always has at least two parts. After only three multi-part questions, the teacher can analyze pupils' strengths and weaknesses when it comes to...
Performance
Radford University

Movie Projector Cost

For Teachers 9th - 12th Standards
Small groups analyze the attendance at a movie theater and determine the amount of money made for per show. Team members calculate the number of shows it would take for a theater to make a profit after purchasing a new digital projector....
Lesson Plan
Virginia Department of Education

Exponential Modeling

For Teachers 10th - 12th
Investigate exponential growth and decay. A set of six activities has pupils collecting and researching data in a variety of situations involving exponential relationships. They model these situations with exponential functions and solve...
Lesson Plan
Virginia Department of Education

Logarithmic Modeling

For Teachers 10th - 12th
Explore logarithms and logarithmic regression. Young mathematicians first learn about inverse functions and about the logarithm function family. They take their newfound knowledge to use logarithmic functions to model situations and...
Lesson Plan
Curated OER

Changing the Currency of Different Countries

For Teachers 7th
Seventh graders explore changing currency. In this international math lesson, 7th graders will write and solve 2-step equations in order to convert currencies between nations. Students will research prices of items and currency...
Lesson Plan
EngageNY

Why Are Vectors Useful? 2

For Teachers 11th - 12th Standards
Investigate the application of vector transformations applied to linear systems. Individuals use vectors to transform a linear system translating the solution to the origin. They apply their understanding of vectors, matrices,...
Lesson Plan
Curated OER

Choosing a Summer Job

For Teachers 7th - 9th Standards
What did you do over your summer vacation. Young wage earners must compare summer job options, and determine when each job earn the same amount and what that amount be. This be done by creating, graphing, and solving systems of...
Worksheet
Curated OER

Completing the Square 6-3

For Students 7th - 9th
In this completing the square worksheet, students learn how to use the complete the square method to solve an equation. They then solve the 8 equations on the worksheet.
Lesson Plan
Pennsylvania Department of Education

Alike and Different

For Teachers Pre-K - 2nd
Students compare and contrast objects and are introduced to a Venn Diagram. In this alike and different lesson, students make observations regarding properties of objects. Students classify object and build ideas about variables....
Lesson Plan
Curated OER

The Play

For Teachers 6th - 8th
Students work together to solve word problems. They examine the concepts of functions and relations. They develop plans for roles in the play they are creating.
Lesson Plan
Curated OER

Shadow Casting

For Teachers 8th
Eighth graders use a meter stick that is placed on a horizontal surface and an object is moved along it so that the shadow length can be measured at different distances from the light source. They solve real-world problems involving...
Lesson Plan
Curated OER

Algebra/Geometry Institute Summer 2009

For Teachers 7th - 8th
Students investigate linear equations through models. In this algebra lesson, students investigate solving one and two step equations. Review solving a basic equation before starting this assignment.
Lesson Plan
Curated OER

The Elimination Method

For Teachers 10th
Tenth graders investigate the Elimination Method in the solving of equations. They solve the equation using this method in examples with the teacher and then transfer the new knowledge to independent practice.
Lesson Plan
Curated OER

Review for the Algebra One SOLs

For Teachers 8th - 9th
Students review the standards for Algebra I. Using the text, they discover two problems that match each standard and solve them showing all steps on paper. They create a PowerPoint slide for each problem and go through the correct...
Assessment
Inside Mathematics

Squares and Circles

For Teachers 8th Standards
It's all about lines when going around. Pupils graph the relationship between the length of a side of a square and its perimeter. Class members explain the origin in context of the side length and perimeter. They compare the graph to the...