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Instructional Video3:07
Krista King Math

Commutative Property

For Teachers 9th - 12th Standards
Connect the commutative property to commuting. The quick video shows how to use the commutative property to write sums and products in a different way. It provides examples to show that the property only works for addition and...
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Lesson Plan
Curated OER

Algebra 2/Trigonometry Regents Exam

For Teachers 12th
Twelfth graders test their knowledge of Algebra II and Trigonometry.  In this Algebra II/Trigonometry lesson plan, 12th graders are provided with a copy of an Algebra II/Trigonometry Regent Exam from the fall of 2009.  The exam...
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Worksheet
Curated OER

Algebra Card Trick

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students explore the algebra explanation of a math card trick.  The one page worksheet contains one problem.  The solutions and explanations of the trick is provided. 
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Worksheet
Curated OER

Slope as a rate of change

For Students 9th - 11th
For this Algebra I/Algebra II worksheet, students examine the slope of line as the rate of change between the dependent and independent variables.  The one page worksheet contains two multiple choice questions.  Answers are...
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Worksheet
Curated OER

Linear Equations and Their Graphs

For Students 9th - 11th
In this Algebra I/Algebra II instructional activity, students solve problems involving interpreting the slope of a linear equation as a rate of change.  The two page instructional activity contains a combination of seven multiple...
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Worksheet
Curated OER

Algebraic Fractions

For Students 11th
In this Algebra II worksheet, 11th graders add, subtract, multiply, and divide algebraic fractions and solve rational equations. The two page worksheet contains eight problems. Answers are not provided.
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Worksheet
Curated OER

Solving Systems by Graphing

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students solve a system of linear equations by graphing.  The one page worksheet contains one problem.  Answer is provided. 
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Worksheet
Curated OER

Graphing a Line Parallel to an Axis

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, learners graph lines parallel to an axis.  The one page worksheet contains one multiple choice question with the answer.
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Worksheet
Curated OER

Using a Graph to Solve a System of Linear Equations

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students use graphing to solve a system of linear equations.  The one page worksheet contains one multiple choice question.  Answer is included.
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Worksheet
Curated OER

Multiplication of Square-Root Radicals

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students multiply square-root radicals and express answers in simplest form.  The one page worksheet contains three problems.  Answers are provided. 
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Worksheet
Curated OER

Division of Square-Root Radicals

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students divided square-root radicals and express answers in simplest form.  The one page worksheet contains one problem with the answer. 
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Worksheet
Curated OER

Infinite Geometric Series

For Students 11th
In this Algebra II worksheet, 11th graders use their knowledge of infinite geometric series to solve problems such as determine in the sum of a series, solving word problems, and converting repeating decimals to fractions.  The one...
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Worksheet
Curated OER

The Bigger Burger Problem

For Students 9th - 11th
In this Algebra I/Geometry/Algebra II worksheet, students use coordinate geometry to determine the location of a new restaurant to be located equidistanceform three high schools.  The one page worksheet has one problem with the...
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Worksheet
Curated OER

Number Trick

For Students 9th
In this Algebra I/Algebra II instructional activity, 9th graders explore the algebra behind a number trick.  The one page instructional activity contains one problem with the explanation and solution. 
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Worksheet
Curated OER

Matrices

For Students 11th
In this Algebra II learning exercise, 11th graders solve problems that involve matrix representation, matrix operations, solving systems with inverse matrices, row reduction, and systems of inequalities. The six page learning exercise...
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Worksheet
Curated OER

Polynomial Functions

For Students 11th
In this Algebra II instructional activity, 11th graders classify polynomials by degree, write in standard form, and describe the behavior of the graph. The two page instructional activity provides explanation and examples along with...
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Worksheet
Curated OER

Writing a Function Rule

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students determine the equation that correctly represents the relationship between the x and y values provided.  The one page worksheet contains four multiple choice problems.  Answers...
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Worksheet
Curated OER

Math Regents Exam Questions

For Students 9th - 11th
In this Algebra I/Algebra II learning exercise, students solve distance-rate-time word problems.  The one page learning exercise contains a combination of eight multiple choice and free response problems.  Answers are...
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Worksheet
Curated OER

Dividing Polynomials

For Students 11th
In this Algebra II worksheet, 11th graders perform the indicated polynomial division.  The one page worksheet contains two problems.  Solutions are provided. 
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Worksheet
Curated OER

Graphing Radical Functions-A Graphic Introduction

For Students 11th
In this Algebra II worksheet, 11th graders graph root functions and analyze the domain, range, intercepts, maximum and minimum values, and end behavior.  students use that information to transform the graphs of root...
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Lesson Plan
Curated OER

Reciprocals of Quadratic Functions

For Teachers 11th
Eleventh graders investigate inverse functions.  In this Algebra II lesson, 11th graders use their prior knowledge of linear, exponential,and quadratic functions to create a graph of an equation they have never seen before.
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Lesson Plan
Curated OER

Polynomial Functions

For Teachers 11th - 12th
Students explore polynomial functions.  In this Algebra II lesson, students explore graphs of polynomial functions as classify the functions as linear, quadratic, cubic, or quartic.  Students determine the regression equation...
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Lesson Plan
Curated OER

Activity 11: Family of Functions

For Teachers 10th - 12th
Students investigate linear, quadratic, and absolute value functions.  In this Algebra II lesson, students observe and describe family traits that exist among functions as they use technology to graph several functions on the same...
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Lesson Plan
Curated OER

Linear and Quadratic Approximations

For Teachers 11th - 12th
Pupils explore a linear, a parabolic, and a log function.  In this Algebra II/Pre-calculus lesson students investigate the graph a line, a parabola, and a log function.  Pupils examine the three graphs as they compare and...

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