Activity
5280 Math

Pythagorean Triples

For Teachers 10th - 12th
From Pythagorean triples to the unit circle. Learners use the Pythagorean Theorem to find Pythagorean triples and then relate their work to the unit circle in a fun algebra project. Their discovery that x^2+y^2 is always equal to one on...
Worksheet
Curated OER

Systems of Inequalities

For Students 9th - 11th
In this systems of inequalities worksheet, learners solve systems of equations. Afterward, they shade in all possible answers on a coordinate plane. This two-page worksheet contains five multi-step problems.
Worksheet
Curated OER

Numerical Analysis: Using the QR Algorithm

For Students Higher Ed
In this QR algorithm worksheet, students use the QR algorithm to solve an over-determined system of equations. This two-page worksheet contains 11 problems.
Worksheet
Curated OER

Polynomial Word Problems

For Students 9th - 10th
In this polynomial word problem worksheet, students read story problems, write a system of equations, and solve using substitution. This one-page worksheet contains ten problems.
Worksheet
Curated OER

Evaluating Expressions

For Students 9th
In this evaluating expressions worksheet, 9th graders solve 10 different problems that include evaluating various forms of expressions. First, they evaluate the equations for the given values of x in each of the 4 boxes. Then, students...
Lesson Plan
Curated OER

Linear Systems

For Teachers 7th - 9th
Students solve and graph linear equations. In this algebra lesson, students solve systems of equations using elimination and substitution. They graph their answer and identify the point of intersection.
Worksheet
Curated OER

Mr. Payne Word Search Puzzle

For Students 5th - 6th
In this language arts worksheet, students study 10 words in a word bank, then locate them in a word search puzzle. The words appear to be related to algebra; the meaning of the title is not known. There is one misspelled word in the word...
Lesson Plan
Curated OER

Solutions, Solutions, Could it Be?

For Teachers 6th - 9th
Learners graph and solve linear system of equations. In this algebra lesson, students use algebraic and graphing methods to solve their systems. They find the point of intersection for their solution and draw inference from their data.
Lesson Plan
Curated OER

Introduction to Parametric Equations

For Teachers 9th - 10th
Pupils write and solve parametric equations. In this algebra lesson, students find and eliminate parameter of equations. They graph parametric equations and analyze the graphs.
Unit Plan
2
2
EngageNY

Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
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.
Lesson Plan
Curated OER

Tostado Family Car Rental

For Teachers 8th - 10th
Students write equations for word problems. In this algebra instructional activity, students represent the cost of a car rental plan using equations. They use systems of equations to find the best deal when renting a car.
Worksheet
Curated OER

Linear Systems and Quadratics

For Students 9th - 11th
In this algebra worksheet, students solve quadratic equations and linear equations. They graph their points and identify where the 2 intersect. There are 10 questions with an answer key.
PPT
Curated OER

Representing Constraints

For Teachers 8th - 10th
What are constraints and how can they be represented mathematically? This instructional slideshow provides an explanation and an example of how to translate constraints into algebraic inequalities.
Lesson Plan
Illustrative Mathematics

How Many Solutions?

For Teachers 7th - 9th Standards
Determining the number of solutions is an important stepping stone to higher math. In this case, the resource asks algebra pupils to find a second linear equation for a certain solution of a system. When one is asked for a linear...
Lesson Plan
Illustrative Mathematics

Growing Coffee

For Teachers 9th - 12th Standards
Ask your algebra learners to write an equation that has unit constraints. This commentary talks about the constraints, but does not show them in the equation. It is important that your mathematicians understand that the units apply to...
Lesson Plan
Virginia Department of Education

How Much is that Tune?

For Teachers 7th - 10th Standards
Tune in for savings! Scholars investigate pricing schemes for two different online music download sites. After comparing the two, they determine the numbers of songs for which each site would be cheaper.
Lesson Plan
Curated OER

Introductory Algebra Chapter 8 Review

For Teachers 6th - 8th
In this math worksheet, students solve the problems that are correlated with the objectives. Each practice set has an in depth example.
Lesson Plan
Curated OER

Graphing Linear Functions

For Teachers 7th - 8th
Students practice solving systems of linear equations using the substitution and elimination methods. They determine if the system has one, infinite or no solution. Students also graph the linear equations.
Lesson Plan
Curated OER

Solving Systems by Elimination

For Teachers 8th - 10th
Students review solving absolute value equations. They watch as the teacher demonstrates solving a system of linear equations by addition. Students practice working problems by multiplying to obtain opposite cooefficients, and then...
Worksheet
Curated OER

Linear Systems: Graphical Interpretation of Vectors

For Students 11th - Higher Ed
In this graphical interpretation of vectors instructional activity, students execute operations of addition and multiplication by a scalar. They sketch results and determine the commutativity of vector addition. This three-page...
Lesson Plan
Curated OER

Best Practices of Technology Integration

For Teachers 9th - 10th
Students participate in a lesson in order to practice using systems of equations in order to graph them. A cumulative project in the form of a brochure, web page, or interactive kiosk make this lesson more engaging.
Worksheet
Curated OER

Systems of Linear Inequalities

For Students 9th - 11th
For this Algebra I/Algebra II worksheet, students use graphing to solve systems of linear inequalities.  The two page worksheet contains a combination of five multiple choice and free response questions.  Answers are...
Worksheet
1
1
Curated OER

Exponential Functions

For Students 9th - 11th
In this algebra worksheet, learners evaluate exponential functions using tables and graphs. There are 6 questions with an answer key.