Lesson Plan
EngageNY

Using the Identity and Inverse to Write Equivalent Expressions

For Teachers 7th Standards
The fifth installment in the series of 28 lessons helps math scholars explore the result of adding opposite numbers and multiplying reciprocals. Through this exploration, they develop a working definition of identity and inverse properties.
Lesson Plan
EngageNY

Distributing Expressions

For Teachers 6th Standards
You know how to factor expressions; now it's time to go the opposite way. Scholars learn to write algebraic expressions in expanded form using the distributive property. A problem set helps them practice the skill.
Lesson Plan
National Security Agency

Money Maters: Integers are Integral!

For Teachers 5th - 7th Standards
A thoroughly-written lesson plan and a plethora of worksheets about integers comprise this resource. Neophyte number crunchers learn to recognize integers, add and subtract them, and apply the concepts to the designing of a personal...
Lesson Plan
West Contra Costa Unified School District

Simplifying Radicals – Day 1

For Teachers 8th - 10th
It doesn't get simpler than this. Scholars first learn to simplify radicals by determining the prime factors of the radicand. The lesson progresses to simplifying radicals involving algebraic expressions in the radicand.
Lesson Plan
West Contra Costa Unified School District

Graph Square Root and Cube Root Functions

For Teachers 9th - 11th
Scholars first learn to graph square root and cube root functions by creating a table of values. They then learn how to graph functions from transformation of the graphs of the parent square root and cube root functions.
Lesson Plan
Curated OER

Algebra/Geometry Institute: Area of Polygons

For Teachers 6th - 8th
Learners find the area of polygons.  In this area of polygons lesson, students find the area of parallelograms, rectangles, squares, and other polygons.  They identify each given figure and determine the appropriate formula...
Lesson Plan
Curated OER

Real Number System

For Teachers 9th
Ninth graders discuss the real number system and its' properties. In this algebra instructional activity, 9th graders discuss rational, irrational, closure, real numbers and the distributive property of algebra. They solve problems using...
Lesson Plan
Curated OER

Slope, slope-Intercept Form and Standard Form

For Teachers 9th - 10th
Students investigate and solve linear equations using slopes. In this algebra lesson, students graph lines using the slope and y intercept. They also find the slope by rewriting their equation in to slope-intercept form from standard form.
Lesson Plan
Curated OER

Chess Lesson Plans

For Teachers 4th - 5th
Students discover the game of chess. In this critical thinking instructional activity, students learn the rules for each chess piece and the game as a whole. Students use critical thinking, problem solving, logic, and reasoning skills to...
Lesson Plan
Fredonia State University of New York

Watch Your Step…You May Collide!

For Teachers 8th - 10th Standards
Can two lines intersect at more than one point? Using yarn, create two lines on the floor of the classroom to find out. Cooperative groups work through the process of solving systems of equations using task cards and three different...
Lesson Plan
Curated OER

Inequalities - Absolute Value

For Teachers 8th - 10th
Learners graph the absolute value of compound inequalities. Through a demonstration, students discover the meaning of absolute value. They take notes, rewrite opposites, and solve for each variable. Learners complete a worksheet and...
Lesson Plan
Curated OER

Graphing Solutions To Inequalities On A Number Line

For Teachers 8th
Eighth graders graph solutions to problems on a number line. After discussing algebraic expressions, 8th graders discuss how to solve them using an inequality. They observe examples and then work problems at their desks and on the...
Lesson Plan
Curated OER

How Much Has Math Changed?

For Teachers 9th - 11th
Students solve problems using the opposite, reciprocal and powers. In this algebra lesson, students solve problems with inequalities and absolute values. They show understanding of the basic content of math in this lesson.
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...
Lesson Plan
Curated OER

Comparing and Ordering Integers

For Teachers 8th - 9th
Students compare and order integers on an umber line. In this algebra lesson plan, students differentiate between positive and negative numbers. They plot point in the correct order on a number line.
Lesson Plan
Curated OER

Additive Inverses

For Teachers 6th - 8th
Middle schoolers investigate properties of additive inverses.  In this properties of additive inverses lesson, students discuss the what it means for two numbers to be opposites.  Middle schoolers discuss representing opposite...
Lesson Plan
Curated OER

Using inverse Operations to Solve Equations

For Teachers 5th
Fifth graders solve equations. In this algebraic equations lesson plan, 5th graders use the inverse operation to solve an equation. The teacher reminds students to perform the operation on both sides of the equation. This lesson plan...
Lesson Plan
National Security Agency

Ordering, Adding and Subtracting Integers

For Teachers 5th - 7th Standards
Prealgebrarians use colored chips, stickers, and pencils to explore the world of integers. They discover absolute value, compare positive and negative integers, and apply operations to them. A detailed procedure for the three-part...
Lesson Plan
Curated OER

Profit and Loss

For Teachers 3rd - 5th
Students analyze the concept of profit and loss, the components of a simple profit and loss statement and the importance of a profit and loss statement. They calculate profits using gross income, total expenses and cost of goods sold....
Lesson Plan
Virginia Department of Education

Balanced

For Teachers 6th Standards
Bring balance to your lesson plans with an activity that asks individuals to solve one-step linear equations with inverse operations. Balance scales help learners understand the concept of isolating the variable.
Lesson Plan
Curated OER

Maxima and Minima Problems

For Teachers 11th - 12th
Students calculate the maxima and minima of quadratic equations. In this calculus lesson, students apply the derivatives by finding the maxima and minima using real life application. They solve optimization using the derivative. 
Lesson Plan
Alabama Learning Exchange

Battle to the Death: Adding Integers

For Teachers 4th - 6th Standards
Young scholars explore the concept of adding integers.  In this adding integers lesson, students simulate the battle of the 300 spartans at Thermopylae.  Young scholars use colored game pieces to represent positive and negative...
Lesson Plan
Curated OER

Color, Computers, and Math

For Teachers 8th - 12th
Pupils visit a web page that gives a brief introduction to two color models and experiment with mixing different color intensities to create different colors. They visit links that give more detailed information on color.
Lesson Plan
Curated OER

Gummy vs. Gum

For Teachers 3rd - 4th
Students explore numbers patterns and write equations to describe the pattern. They apply the equations to further the patterns.