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Activity
101 Questions

Potatoes

For Students 9th - 12th Standards
Between 2000 and 2017, the cost of potatoes more than doubled in the United States. Pupils use the total cost of two types of potatoes to solve for the number of pounds of each type of potato. Then, they determine if the kitchen scale...
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Worksheet
Curated OER

Math Sheet #5 Systems Of Equations

For Students 8th - 10th
Solve systems of equations using the substitution or elimination method. Kids can practice by solving each of the five problems on this one-page instructional activity.
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Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: XYZ Tiles

For Students 8th - 10th Standards
Cover it up to reveal the values of variables. Using arrangements of colored tiles representing algebraic expressions, pupils layer them over each other to determine the values of variables. The procedure models the elimination method in...
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Worksheet
Curated OER

Solving Linear Systems

For Students 9th
In this linear systems worksheet, 9th graders solve and complete 24 different problems that include solving various linear systems. First, they read through each example and define the two methods described for solving linear systems of...
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Worksheet
Curated OER

Using Gauss Jordon to Solve Linear Systems by Elimination

For Students 11th - Higher Ed
In this math worksheet, students practice using the method of elimination to find the solutions to the linear systems. They use the matrices to find the solutions.
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Worksheet
Curated OER

Elimination: Using Matrix Operations

For Students 11th - Higher Ed
In this math worksheet, students practice using a matrix with the method of elimination to find the solutions. They practice using matrix multiplication.
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Worksheet
Curated OER

Linear Systems: Gauss-Jordan Elimination

For Students Higher Ed
In this Gauss-Jordan worksheet, students use the Gauss-Jordan method to find an identify matrix. This two-page worksheet provides examples, explanations and two practice problems.
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Lesson Plan
Curated OER

Which Method Will You Choose? Finding Solutions to Systems of Equations.

For Teachers 9th
Ninth graders investigate systems of linear equations.  In this Algebra I lesson, 9th graders determine which method is the best for solving a systems:  graphing, substitution, or elimination.  Students choose a method and create a...
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Worksheet
Curated OER

Solving Systems of Linear Equations in Three Variables

For Students 10th - 12th Standards
Practice solving linear systems of three equations with three unknowns using the elimination method and substitution method. This handout includes graphics of different combinations of intersecting planes to help illustrate the different...
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Lesson Plan
Curated OER

Solving Problems Using Systems of Equations Section 8.3

For Teachers 9th - 10th
In this system of equations worksheet, pupils solve problems involving systems of equations. They read short stories, write equations relating to the information, and solve the systems of equations using the substitution or elimination...
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Unit Plan
Utah Beef Council

Beef Unit and Lab Plan

For Teachers 6th - 12th Standards
What are the proper methods for cooking various cuts of beef? What are some basic rules regarding meat food safety? Here you'll find 10 lab plans with a variety of beef cookery activities, perfect for a home economics or cooking course.
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Lesson Plan
Curated OER

Solving Systems of Equations

For Teachers 8th - 11th
Learners explore the concept of solving systems of equations with two equations and two unknowns. In this solving systems of equations lesson plan, they work through problems of solving systems by substitution, elimination, and graphing....
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Lesson Plan
Curated OER

Linear Equations and Matrices

For Teachers 10th - 11th
Students solve systems of equations. In this precalculus lesson,students solve linear equations using matrices. They use the Gaussian elimination method to identify the missing variables and simplify the linear equations.
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Worksheet
Curated OER

Solving Systems

For Students 9th - 10th
In this solving systems worksheet, students use the elimination method to solve systems of equations. This one-page worksheet contains 12 problems.
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Worksheet
Curated OER

Introduction to Linear Algebra 1.3

For Students 11th - Higher Ed
For this linear algebra worksheet, students write down the system that arises from the vector equation stated. Then they apply the Gaussian elimination method to solve their system. Finally, students explain their conclusion and answer...
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Lesson Plan
Curated OER

Solving Systems via Elimination (Multiplication Method)

For Teachers 9th
Ninth graders investigate systems of linear equations.  In this Algebra I lesson, 9th graders solve systems of linear equations using the elimination method.   Equations are written in standard form.
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Assessment
Charleston School District

Pre-Test Unit 6: Systems

For Students 8th - 9th Standards
As if solving equations with an x isn't tricky enough, now they add a y, too? A pre-assessment gauges the knowledge of your classes related to systems. They are asked to solve graphically and algebraically and to solve word problems. 
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Lesson Plan
Curated OER

Methods of Teaching Evolution To Middle School Children

For Teachers 9th - 12th
Students study evolutionary thought. They examine how characteristics are inherited and that they are a source of variation. They illustrate the perpetuation, elimination, and variation made among members of a species. They determine...
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Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: Fill in the Boxes 2

For Students 8th - 10th Standards
Systematically combine shapes to arrive at one solution. The resource models a system of linear equations using colored shapes. Pupils follow rules to combine circles and squares to add the two equations together, resulting in one...
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Worksheet
Curated OER

Ch. 1 Practice Exam

For Students 4th - 6th
In this elections worksheet, students match 5 methods of counting votes for candidates to their descriptions. Kids match 4 different types of fair candidates with their descriptions. Students problem solve 7 election scenarios.
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Worksheet
Curated OER

Systems of Equations (Systems Project Part 1)

For Students 9th - 12th
In this systems of equations worksheet, students identify and explore three ways to solve systems of equations:  graphing, substitution, elimination.  They discuss the strengths, weaknesses, and write an algorithm for each method. ...
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Activity
Computer Science Unplugged

Divide and Conquer—Santa’s Dirty Socks

For Teachers 4th - 12th Standards
The story "Santa's Dirty Socks" provides learners an example of a search algorithm that uses a divide and conquer system similar to a binary search algorithm. The included questions expand upon the concepts that follow the story.
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Activity
5280 Math

Go with the Flow

For Teachers 8th - 12th Standards
Round and round they go ... where they stop, only scholars will know. By writing systems of equations, classes determine the number of cars a roundabout can handle given specific constraints. Systems use up to six variables and become...
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Lesson Plan
Curated OER

Solving Systems of Linear Equations

For Teachers 10th - 11th
In this linear equation worksheet, young scholars solve systems of linear equations by using the substitution and elimination methods. Explanations and examples are provided prior to the problems. There are 20 problems to solve on this...

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