Lesson Plan
Curated OER

Number Lines, Variables, Solving for One Variable

For Teachers 7th - 8th
Review basic algebraic rules of addition of integers. Then have the class define a variable and explore methods of solving equations with one variable. They observe solving expressions using inverse operations and simplifying solutions....
Lesson Plan
Curated OER

Simplifying Expressions (Addition and Subtraction)

For Teachers 7th
Seventh graders simplify algebraic expressions using addition and subtraction to combine like items and solve for the variable. They work with inverse operations to solve equations with guided practice. Everyone completes various...
Lesson Plan
Curated OER

Evaluating Expressions

For Teachers 8th - 10th
In this expression worksheet, learners substitute values for given variables and then simplify the equation. This one-page worksheet contains ten problems, with answers.
Lesson Plan
2
2
Curated OER

Mixing Fertilizer

For Teachers 9th - 12th Standards
Your young landscapers do concentration calculations in this problem dealing with mixing fertilizer. Learners use and analyze rational expressions within this context.
Lesson Plan
Curated OER

Simplifying Expressions (Multiplication and Division)

For Teachers 7th
Seventh graders simplify algebraic expressions using multiplication and division to combine like items and solve for the variable. They work with inverse operations to solve equations with guided practice. Students complete various...
Lesson Plan
Curated OER

The Language of Algebra

For Teachers 7th - 8th
Students compare the language of algebra to a foreign language. They play the game "Pictionary" to emphasize that pictures can represent words. After writing definitions and discussing the meaning of variable expressions, students, in...
Lesson Plan
Curated OER

Algebra: Introduction to Algebraic Expressions

For Teachers 7th
Seventh graders, in an introductory algebra class, code and decode messages using substitution ciphers. Role-playing as mathematicians, they work in groups to decipher several messages, one of which translates to "math is awesome."
Lesson Plan
Curated OER

Words to Numbers

For Teachers 7th
Seventh graders translate word problems into numerical expressions. Through guided practice, 7th graders discover how to take the information contained in a word problem and create a numerical expression using variables. They...
Lesson Plan
Curated OER

Practice Exit Exam - Mat 0024

For Teachers 9th - 12th
In this practice exit exam, high schoolers complete a variety of basic algebra problems on an Algebra I skill level. They simplify expressions containing variables, factor quadratic equations, find the slope of a line, identify the...
Lesson Plan
Curated OER

Solving Equations

For Teachers 6th - 8th
In this math worksheet, students solve the problems using the rules of equality. They simplify the equations and find the values of the variables.
Lesson Plan
Illustrative Mathematics

Rectangle Perimeter 1

For Teachers 5th - 7th Standards
Creating an expression to represent the perimeter of a rectangle is a fundamental beginning skill in learning how to use and define variables. This activity starts with the basics and can be followed up with additional tasks. 
Lesson Plan
Curated OER

Working With Equations

For Teachers 9th - 12th
Students create a mathematical formula to help plan ration supplies for a polar expedition. Using basic algebra skills, students identify the variables in planning for rations. They create an equation to help plan the expedition....
Lesson Plan
Curated OER

Multiplying Polynomials

For Teachers 8th - 10th
Students explore multiplying polynomials. They observe solving polynomials using the standard order of operations, FOIL, and the box method. Throughout the demonstration, students explore strategies of solving word problems such as...
Lesson Plan
Curated OER

WORKSHEET # 8 [4.4, 4.5, 4.6, 4.7, & 4.8]

For Teachers 12th - Higher Ed
In this college prep algebra worksheet, students combine like terms in 15 polynomial expressions. Students multiply polynomials in 18 expressions. Students divide 6 polynomial expressions. The rest of the 48 problems relate to the...
Lesson Plan
Curated OER

Exercise Set 3.3: Variation

For Teachers 9th - 12th
In this variation worksheet, learners solve 26 variation problems. Students determine the missing variable by using joint, direct, or inverse variation.
Lesson Plan
Curated OER

MA 371 - Linear Equations 1

For Teachers 12th - Higher Ed
In this linear equations worksheet, young scholars solve 8 short answer problems. Students write augmented matrices given a system of equations in two and three variables. Young scholars express their answers using an augmented matrix in...
Lesson Plan
Curated OER

Solving Equations with Addition and Subtraction

For Teachers 9th - 11th
Students simplify linear equations. In this algebra lesson, students solve equations by addition and subtraction. They solve one step equations to practice isolating the variable on one side of the equation.
Lesson Plan
Curated OER

Inequalities

For Teachers 7th
Seventh graders graph solutions for inequalities on a number line. They solve 1 and 2 step inequalities in one variable. Students also check solutions to 1 and 2 step equations in one variable
Lesson Plan
Curated OER

Gift Wrapping

For Teachers 6th
Sixth graders use the example of a gift wrapping service found in the mall in order to create a problem situation that can be solved mathematically. They convert the word problem into algebraic expressions to be solved.
Lesson Plan
Curated OER

Miles of Tiles - The Pool Border Problem

For Teachers 6th - 9th
Students recognize patterns and represent situations using algebraic notation and variables. In this variables and patterns lesson, students identify a pattern involving the number of tiles required to form a border around a pool given...
Lesson Plan
Curated OER

Solving Systems by Substitution

For Teachers 9th - 10th
Students solve systems of linear equations using substitution. They investigate the steps to solving linear equations by substitution and practice problems in small groups.
Lesson Plan
Curated OER

Exponent Rules

For Teachers 6th - 8th
Students engage in a instructional activity that is concerned with the rules of exponents. They practice solving problems that use exponents in a variety of contexts. Students are shown how to use the rules in numerical sequences and...
Lesson Plan
Curated OER

Introductory Exponents

For Teachers 7th - 8th
Students participate in a lesson plan combining language arts with mathematics. First, they write a paragraph explaining what it means to multiply two numbers. Then students practice using exponents in different problems.
Lesson Plan
Curated OER

Equations in Motion: Design and construct a mobile

For Teachers 6th - 9th
Students participate in a lesson that covers the concepts of solving equations and inequalities. To master the concept they must demonstrate visually and verbally how both sides of an equation must be balanced. They construct a balanced...