CK-12 Foundation
Ck 12: Analysis: Operations on Functions
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to add, subtract, multiply, divide and compose two or more functions. Students examine guided notes, review guided practice, watch...
Mangahigh
Mangahigh: Number: Use Inverses
Explore addition and subtraction and how they are related.
![Metal: Matrices [Pdf] Lesson Plan](https://static.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png "Metal: Matrices [Pdf] Lesson Plan")
Other
Metal: Matrices [Pdf]
The resource is a lesson guide that teaches the basic mathematical concepts needed for teaching economics and financial economics. Topics include matrix transposition, matrix inversion, and operations with matrices. Applications of Excel...
University of Texas
Inside Mathematics: The Answer Is 36 [Pdf]
This task challenges a student to use knowledge of operations and their inverses to complete number sentences.
Shodor Education Foundation
Shodor Interactivate: Equation Solver
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.
TeachEngineering
Teach Engineering: The Balancing Act
Students are given the opportunity to visualize and interact with concepts they have already learned, specifically algebraic equations and solving for unknown variables. Students construct a balancing seesaw system (LEGO Balance Scale)...
Other
Meta Calculator: Matrix Calculator
Use this web-based matrix calculator to solve for functions and operations.
Mangahigh
Mangahigh: Number: Use Percent to Find Original Value Calculator
Use the inverse operation to determine the original amount.
Illustrative Mathematics
Illustrative Mathematics: A ced.a.4: Equations and Formulas
In this exercise, young scholars will use inverse operations to solve the equations for the unknown variable, or for the designated variable if there is more than one. Aligns with A-CED.A.4.
PBS
Pbs: Solving Linear Inequalities With Negative Numbers
Solve an inequality that has negative numbers and a variable. This video focuses on using inverse operations to solve for a variable and the importance of flipping the inequality when multiplying or dividing by a negative number.
PBS
Pbs: Solving Linear Equations With Negative Numbers
Solve a linear equation that has negative numbers and a variable. This video focuses on using inverse operations to solve for a variable.
Other
Sierra College: Elementary Algebra Review Sheet and Common Formulas
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Familia De Funciones. Tipos Y Operaciones
In this unit you will work interactively with family of lines, parabolas, radical functions and trigonometric functions. You will also learn about operations with function, composition of functions and the inverse of a function.
CK-12 Foundation
Ck 12: Algebra Ii: 3.5 Using Logs to Solve Exponential Functions
This section explores logarithms as operations that are the inverse of exponents. It investigates the process for "undoing" or "eliminating" variable exponents when solving exponential equations.
Better Lesson
Better Lesson: Using the Multiplication and Division Relationship to Solve
Third graders can solve multiplication and division problems quickly by recognizing the relationship between the two operations.
Better Lesson
Better Lesson: The Multiplication and Division Connection
Third graders can solve multiplication and division problems quickly by recognizing the relationship between the two operations.
CK-12 Foundation
Ck 12: Algebra: Division to Solve Decimal Equations
[Free Registration/Login may be required to access all resource tools.] This site helps students to learn to identify and apply the inverse property of multiplication in decimal operations with expressions. Students master the concept by...
Utah Education Network
Uen: Writing and Solving Inequalities
For this lesson plan students will write and solve simple inequalities. There is an assessment plan to go along with this lesson as well.
Cuemath
Cuemath: Square Root
Explore the world of square roots in this mini-lesson. Provides a definition and different methods for finding the square root of a number. Includes solved examples and practice questions with answers.
Texas Instruments
Texas Instruments: Flipping a Penny
In this activity, students will explore two functions which are inverses of each other. They also explore their characteristics and understand how they reverse each other's operation.
Texas Instruments
Texas Instruments: Matrices and Linear Equations
This Computer Algebra System (CAS) activity encourages students to investigate addition, subtraction, and multiplication of matrices. They find the inverse of a matrix. Students also solve a set of linear equations by using matrices.
CK-12 Foundation
Ck 12: Algebra: Inequalities With Addition and Subtraction
[Free Registration/Login may be required to access all resource tools.] Solve inequalities using addition or subtraction
CK-12 Foundation
Ck 12: Algebra: Equations With Fractions
[Free Registration/Login may be required to access all resource tools.] Solve multi-step equations that involve fractions
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