Lesson Plan
Curated OER

Diophantus II

For Teachers 9th - 12th
High schoolers use an ancient math game to establish the context for solving problems by investigating them in a systematic and mathematical way. They also need to have the ability to solve various types of equations.
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.
Lesson Plan
Odell 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

The Old Chicken Run Problem

For Teachers 6th
Sixth graders apply problem solving strategies to work with a real life situation in which they need to determine the area. They determine the area of chicken runs that are rectangular in shape when give a partial perimeter.
Lesson Plan
Curated OER

The Lady's Age

For Teachers 9th - 12th
Students use a game to establish the context of solving problems in a systematic and mathematical fashion. They also solve various types of equations to find reasonable solutions.
Worksheet
Curated OER

A Little Thermo Review

For Students 10th - Higher Ed
In this thermodynamics worksheet, students define and give examples of state functions. Students review the laws of thermodynamics. Student determine the standard formation reactions for given chemical species. This worksheet has 10...
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Khan Academy

Khan Academy: Constraint Solutions of Two Variable Inequalities

For Students 9th - 10th Standards
Find the range of values of one variable that corresponds to a given value of the other variable in a linear inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
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Khan Academy

Khan Academy: Constraint Solutions of Two Variable Inequalities

For Students 9th - 10th
Find the range of values of one variable thatcorresponds to a given value of the other variable in a linear inequality.
Unknown Type
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Solving Inequalities in One Variable

For Students 9th - 10th Standards
Twenty problems present a variety of practice solving inequalities in one variable. 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"...
Unit Plan
Math Is Fun

Math Is Fun: Solving Inequality Word Questions

For Students 7th Standards
This tutorial models how to solve word problems which state that one unknown variable is greater or less than another. Includes detailed explanations of sample problems and ten practice questions to try.
Activity
Texas Instruments

Texas Instruments: Winning Inequalities (Part 1)

For Teachers 9th - 10th Standards
Students write and interpret a linear equation and an inequality with two variables and use the Inequality Graphing Application to map inequalities on a coordinate plane.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Ced, a Rei Basketball

For Teachers 9th - 10th Standards
In this task, two brothers track how many games they have each won. Learners are asked to make calculations based on the percentage of games won. They set up a rational equation (and a rational inequality) in one variable, and then solve...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ee Log Ride

For Teachers 5th - 8th Standards
In this instructional task students are given two inequalities, one as a formula and one in words, and a set of possible solutions. They have to decide which of the given numbers actually solve the inequalities. There are two solutions...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Multi Step Inequalities

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve inequalities that involve more than one step to isolate the variable and graph the solution. Students examine guided notes, review...
Activity
Windstream

Ojk's Precalculus Study Page: Polynomial Inequalities, One Variable

For Students 9th - 10th
This tutorial offers two methods to solve polynomial inequalities. Site includes several examples, charts, graphs, and other information for student understanding.
Website
Purple Math

Purplemath: Solving Linear Inequalities: Introduction and Formatting

For Students 9th - 10th Standards
This resource demonstrates how to solve linear inequalities step-by-step and shows four different solution formats/notations viz. inequality notation, set notation, interval notation, and the last "notation" which is more of an...
Unit Plan
Math Planet

Math Planet: Systems of Linear Inequalities

For Students 9th - 10th Standards
A system of linear inequalities in two variables consists of at least two linear inequalities in the same variables. The solution of a linear inequality is the ordered pair that is a solution to all inequalities in the system and the...