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Assessment
Mathematics Assessment Project

Pythagorean Triples

For Students 8th - 10th Standards
What special relationships exist in right triangles? In the high school performance task, learners investigate Pythagorean triples. They then determine rules for the perimeter and area of right triangles given the shortest side.
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Lesson Plan
National Research Center for Career and Technical Education

Health Science: Back to Basics

For Teachers 6th - 12th Standards
This lesson focuses on unit conversion, proportions, ratios, exponents, and the metric system. Discuss measurement with your math class and demonstrate how to solve several health-science word problems. Give learners a chance to visit an...
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Lesson Plan
Curated OER

Cash Box

For Teachers 9th - 12th Standards
Solving systems of equations with a twist! If you are looking for something out of the ordinary, then this is the problem for you. In this scenario, some money is found on the ground and you need to determine if it belongs in the cash...
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Worksheet
Curated OER

Rewriting Equations &Formulas

For Students 9th - 11th Standards
Practice with literal equations. Solve for one variable in terms of another.  Find the value of y given specific values of x. This short instructional activity would make a good warm-up activity at the beginning of class or a quick...
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Lesson Plan
Alabama Learning Exchange

Solving Literal Equations

For Teachers 9th - 11th Standards
Learners solve literal equations.  In this Algebra I/Algebra II instructional activity, learners view a PowerPoint presentation about solving literal equations.  Learners have the opportunity to complete an interactive worksheet on the...
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Lesson Plan
Alabama Learning Exchange

Cosmic Measurements

For Teachers 7th - 12th Standards
Students develop two units of measurement to relate to the astronomical unit and the light year. In this astronomy lesson, students use a Twizzler to develop a measurement unit similar to the astronomical unit. They use a moving object,...
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Lesson Plan
Alabama Learning Exchange

Density

For Teachers 9th - 12th Standards
Students observe a demonstration of regular soda versus diet soda.  In this exploring density instructional activity students complete a lab on density and present a PowerPoint presentations of their results.
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Interactive
Shodor Education Foundation

Shodor Interactivate: Algebra Quiz

For Students 9th - 10th Standards
Students are able to have an on line quiz where the score and time elapsed is recorded on various level of solving equation problems.
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Unit Plan
Texas Education Agency

Texas Gateway: Selecting a Method to Solve Equations or Inequalities

For Students 9th - 10th Standards
Given an equation or inequality, the student will select a method (algebraically, graphically, or calculator) to solve the equation or inequality.
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Unit Plan
Texas Education Agency

Texas Gateway: Solving Linear Equations and Inequalities

For Students 9th - 10th Standards
When given a table, equation or verbal description, students will solve one- and two-variable equations and inequalities using algebraic steps or graphing methods.
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Unknown Type
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Formulas

For Students 9th - 10th Standards
Sixteen problems present a variety of practice using formulas to solve equations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button...
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Graphing Linear Equations

For Students 9th - 10th Standards
Twenty-five problems present a variety of practice graphing linear equations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...
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Unknown Type
That Quiz

That Quiz: Practice Test: Algebra

For Students 9th - 10th Standards
This resource allows users to test their knowlege of Algebra.
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Unit Plan
Oswego City School District

Regents Exam Prep Center: Literal Equations

For Students 9th - 10th Standards
Learn how to solve equations that contain more than one variable.
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eBook
Other

Saylor Academy: Solving Rational Equations

For Students 9th - 10th Standards
Explains and models the steps to follow for solving rational equations, along with two examples for literal equations. Includes practice exercises with answers provided.
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Activity
University of Vienna (Austria)

University of Vienna: Equivalent Equations

For Students 9th - 10th Standards
Interactive site in which an equation must be matched with an equivalent form of itself (for example, after it has been divided by two). After finishing, the site returns a score to judge understanding of the topic.
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Handout
Paul Dawkins

Paul's Online Notes: Algebra: Rational Inequalities

For Students 9th - 10th Standards
This math tutorial features notes and examples that illustrate how to solve inequalities that involve rational expressions.
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Lesson Plan
Better Lesson

Better Lesson: Rewriting Formulas

For Teachers 9th - 10th Standards
In this lesson, students explore "real-life" resources that make use of literal equations (rewriting known formulas) to help make people's lives easier. Students will use Excel to design formulas that find a specific value like those...
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Activity
Illustrative Mathematics

Illustrative Mathematics: Hsa ced.a.2 Create Equations in Two or More Variables

For Students 9th - 10th Standards
Choose from a variety of creative problems (tasks) to teach how to create equations in two or more variables to represent relationships between quantities and graph equations on coordinate axes with labels and scales. Explanations and...
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Unit Plan
Science Education Resource Center at Carleton College

Serc: Math You Need: Rearranging Equations to Solve for a Given Variable

For Students 9th - 10th Standards
This tutorial guides students through the steps in rearranging science formulas to solve for different variables. Includes practice exercises based on a variety of formulas.
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eBook
CK-12 Foundation

Ck 12: Interactive Algebra 1 for Ccss

For Students 9th - 10th Standards
This is a complete, full-year Algebra 1 course with interactivity included in every lesson. Some lessons include videos, and all include interactives and inline questions that offer instant, per-answer feedback. Every lesson also has...
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Interactive
Shodor Education Foundation

Shodor Interactivate: Equation Solver

For Students 9th - 10th Standards
This activity helps with understanding how to balance an algebraic equation. You input the term and the operation. The activity uses that term, operates on both sides of the equation, then displays the resulting equation.
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Lesson Plan
Shodor Education Foundation

Shodor Interactivate: Solving Equations

For Teachers 9th - 10th Standards
Introduction to various algorithms for solving single-variable, linear equations.
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Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Resources for Teaching Math: Algebra Tiles

For Students 9th - 10th Standards
Try this hands-on approach to solving algebra problems with this interactive website. Students are able to "solve equations, substitute in variable expressions, expand, and factor".