Lesson Plan
Curated OER

Solving Equations with Addition and SUbtraction

For Teachers 9th - 11th
Students solve linear equations. In this algebra lesson, students isolate the variable on one side of the equal sign and solve for x. They rewrite word problems and solve for x.         
Lesson Plan
Pennsylvania Department of Education

Volume of Compound Figures

For Teachers 5th
Fifth graders use patterns, models and relationships to solve equations.  In this equations lesson, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Lesson Plan
Curated OER

Solutions to Equations with Variables on Both Sides

For Teachers 9th - 10th
Students solve equations with variables on both sides. In this algebra lesson, students solve equations using addition, subtraction, multiplication and division. They graph their solution on a coordinate plane.
Lesson Plan
Curated OER

Estimating The Number Of Civilizations In The Milky Way Galaxy

For Teachers 9th - 12th
Students estimate the number of civilizations in the galaxy by first estimating the number of craters on the Moon and then by performing estimates of multiple-variable systems culminating in the use of the Drake Equation.
Lesson Plan
Curated OER

Algebra Match

For Teachers 12th
Twelfth graders identify the parts of an algebraic equation. They consider the many uses of algebra in daily life. They play a game, Algebra Match, where student pairs work to solve equations listed on index cards.
Lesson Plan
Curated OER

Solving Equations Using the Addition and Multiplication Principles

For Teachers 8th - 9th
In this equation worksheet, students solve simple one-variable equations using addition and multiplication. Real numbers, with variables in the fractions are included. There are 54 equations on this two-page worksheet.
Worksheet
Curated OER

Complex Analysis: Functions of Complex Variables

For Students Higher Ed
In this function worksheet, students map equations and identify three dominant characteristics. They evaluate functions of complex variables. This three-page worksheet contains approximately ten problems.
Worksheet
Curated OER

Quiz: Variable Expressions

For Students 7th - 8th
In this variable expression worksheet, students read word statements and translate them into an algebraic expression. Afterward, students solve the one-variable equations. This one-page worksheet contains ten problems.
Worksheet
Curated OER

Combining Like Terms and Solving

For Students 8th - 9th
In this combining like terms and solving worksheet, students combine terms in simple algebraic equations and solve for the unknown. When needed, students may observe step-by-step instructions to solve given equations. There are 20...
Worksheet
Curated OER

One Step Equations (Addition)

For Students 3rd - 4th
In this math learning exercise, students solve 40 one step equations which involve addition. Example: 45 + n= 56. Students solve each equation and tell the value of the variable.
Worksheet
Curated OER

Cramer's Rule

For Students 11th - Higher Ed
In this Cramer's Rule worksheet, students first evaluate five determinants or square matrix. Then they solve the last five problems by applying Cramer's Rule. Students identify and define Cramer's Rule as a theorem used with linear...
Worksheet
Curated OER

Solving Equations By Factoring

For Students 9th - 12th
For this factoring worksheet, high schoolers solve equations by factoring. Explanations and examples are given prior to the exercise. This two-page interactive worksheet contains 12 problems with answers.
Lesson Plan
Curated OER

Solving Equations Reducible to Quadratic: Extra Practice 34

For Teachers 8th - 9th
In this math worksheet, learners solve problems involving radicals in six problems. The other ten problems require students to factor quadratic equations and solve for the given variable. Two problems involve negative exponents.
Worksheet
Curated OER

Chapter 7 - Objective 1.1 Polynomials

For Students 9th - 11th
In this polynomial worksheet, students factor polynomials. Equations contain two to three terms, with one to two different variables. This one-page worksheet contains ten problem.
Worksheet
Curated OER

Expressions

For Students 8th - 9th
In this expressions instructional activity, students solve and complete 8 different multiple choice problems. First, they determine the equation that can be used to find an amount. Then, students determine the value of each expression...
Worksheet
Curated OER

Linear Systems: Reduced Row Echelon Matrix

For Students 12th - Higher Ed
For this echelon matrix worksheet, learners find the nullspace of matrices by finding the reduced row echelon. This two-page worksheet contains explanations, examples and six problems to complete.
Worksheet
Curated OER

Linear Systems: Nullspace Matrix and Rank

For Students 11th - Higher Ed
In this nullspace matrix instructional activity, learners observe the rank and number of independent rows and columns a matrix has. They compute the product of matrices and describe the column space of each. This two-page instructional...
Lesson Plan
Curated OER

Decoding Machine

For Teachers 3rd - 5th
Students are introduced to the concept of variables and their uses. In groups, they are given a code in which they must find the value of the missing words. To end the instructional activity, they find the value of words over ten letters...
Assessment
Inside Mathematics

Magic Squares

For Teachers 9th - 12th Standards
Prompt scholars to complete a magic square using only variables. Then they can attempt to solve a numerical magic square using algebra. 
Assessment
Noyce Foundation

Truffles

For Teachers 6th Standards
Knowing how to scale a recipe is an important skill. Young mathematicians determine the amount of ingredients they need to make a certain number of truffles when given a recipe. They determine a relationship between ingredients given a...
Lesson Plan
Curated OER

Real-World Linear Programming

For Teachers 9th - 12th Standards
Explore linear programming on a website game. Partners solve a real-world problem by setting up an objective function and a linear inequality. They graph their results on chart paper and also using a calculator before presenting their...
Lesson Plan
Curated OER

Number Problems

For Teachers 9th - 11th
Students write equations for problems. In this number lesson, students add, subtract, multiply and divide numbers to solve for a variable. They rewrite word problems using algebraic symbols.
Assessment
EngageNY

End-of-Module Assessment Task: Grade 6 Math Module 4

For Students 6th Standards
Finish out the module with a bang. The last installment of a 36-part module is an end-of-module assessment task. Test takers set up equations to represent relationships and solve problems in an assortment of contexts.
Lesson Plan
Willow Tree

Problem Solving

For Students 8th - 11th Standards
School subjects connect when your young scholars use math to edit English. Math allows you to convert an entire paragraph into a simple equation or inequality. Examples encourage learners to write expressions, equations, and inequalities...

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