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Printables
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Houghton Mifflin Harcourt

Unit 2 Math Vocabulary Cards (Grade 6)

For Students 6th Standards
Common denominator, invert, and terminating decimal are only a few terms found in a set of math vocabulary math cards. Made up of 40 cards, the set reinforces terms with boldly printed word cards, and definition cards offering an example...
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Printables
1
1
Houghton Mifflin Harcourt

Unit 5 Math Vocabulary Cards (Grade 5)

For Students 5th Standards
Reinforce math vocabulary with a set of flashcards. Twenty-two cards offer either a bold-faced word card or a corresponding definition card equipped with an example and labels. Terms include factor, repeating decimal, unit fraction, and...
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Printables
1
1
Houghton Mifflin Harcourt

Unit 8 Math Vocabulary Cards (Grade 6)

For Students 6th Standards
Additive inverse, expression, and irrational numbers are a few terms you'll find when you use a set of 22 flashcards designed to reinforce math vocabulary. The set includes two types of cards; a bold-faced word card, and a corresponding...
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Lesson Plan
EngageNY

The Geometric Effect of Multiplying by a Reciprocal

For Teachers 11th - 12th Standards
Class members perform complex operations on a plane in the 17th segment in the 32-part series. Learners first verify that multiplication by the reciprocal does the same geometrically as it does algebraically. The class then circles back...
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Interactive
CK-12 Foundation

Reciprocal Identities

For Students 10th - 12th Standards
Get a better understanding of the trigonometric functions by taking a look at the flip side. Pupils create angles within a unit circle and compare the values of the standard trigonometric functions to their reciprocal functions. The...
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Lesson Plan
Curated OER

Triangles Inscribed in a Circle

For Teachers 9th - 12th Standards
Are you tired of answers without understanding? Learners can give a correct response, but do they really understand the concept? Have young mathematicians think deeper about linear functions, angles, and formulas in algebra. Learners are...
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Worksheet
Lane Community College

Review Sheets: Basic Mathematics 1

For Students 5th - 8th Standards
Here is a learning exercise that is 3/4 fraction practice and 1/4 skills guide. The problems are organized by concept and each section bullet points the skills needed to accomplish them. The problems are straightforward practice with...
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Lesson Plan
Curated OER

Reciprocals

For Teachers 9th - 10th
Students factor rational expressions using their reciprocals. In this algebra lesson, students simplify rational equations by factoring the fraction vy its reciprocal. They use the distributive property and solve combining like terms.
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Lesson Plan
EngageNY

Secant and the Co-Functions

For Students 10th - 12th Standards
Turn your class upside down as they explore the reciprocal functions. Scholars use the unit circle to develop the definition of the secant and cosecant functions. They analyze the domain, range, and end behavior of each function.
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Interactive
CK-12 Foundation

Quotients of Fractions: Flipping the Fractions!

For Students 6th - 8th Standards
Five questions make up an interactive designed to promote math skills involving the division of fractions. To assist in the process, a tool with moveable parts showcases how fractions are flipped. Question types include multiple-choice,...
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Handout
University of California

Student Workbook: Algebra and Functions

For Students 6th - 10th Standards
A smorgasbord of functions, this packet has the basics required for your learners to be successful in the land of early algebra. The packet includes solving equations, graphing, evaluating, simplifying and basically everything else in...
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PPT
University of North Texas

Library of Functions

For Students 9th - 12th Standards
Join the family picnic and see how all the functions come together in a PowerPoint that highlights their main features. As it includes topics such as domain, range, and intercepts, the slides are a great guide to promote class discussions. 
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Worksheet
2
2
Mt. San Antonio Collage

Graphing Trigonometric Functions

For Students 9th - 12th Standards
Double win with a comprehensive worksheet and an excellent worked out answer key. The worksheet itself is twelve pages and begins with the simple sine and cosine graphs, then, develops into the reciprocal trig functions. 
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Handout
Charleston School District

Negative Exponents

For Students 8th Standards
What happens if the exponent is negative? The resource takes a look at a problem two different ways, with one resulting in a negative exponent. The approach provides an explanation of how to evaluate negative exponents. 
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PPT
Curated OER

Dividing Fractions

For Teachers 4th - 6th Standards
Dividing fractions can be a daunting task for young mathematicians. This presentation does an excellent job of taking the mystery away from the process, and leads pupils through the steps in a clear, concise manner. Four examples are...
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Interactive
CK-12 Foundation

Equations of Perpendicular Lines

For Students 9th - 11th Standards
Investigate how the equation y = -1/x relates to perpendicular lines. Pupils align an arrow using an interactive so it is perpendicular to a bow string. A set of challenge questions helps learners discover slopes of perpendicular lines...
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Unit Plan
Mathematics Vision Project

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This unit...
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Lesson Plan
EngageNY

End Behavior of Rational Functions

For Teachers 11th - 12th Standards
Connect end behavior to previous learning. Pupils connect finding the end behavior of rational functions to finding end behavior of polynomial functions. The 13th segment in a 23-part unit starts with finding the end behavior or power...
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Lesson Plan
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1
Curated OER

Increasing or Decreasing? Variation 2

For Teachers 9th - 12th Standards
Your algebra learners will manipulate an expression's form in order to make obvious the value of it increasing, decreasing, or staying the same, when one variable is changed as the others stay constant. Your future physicists'...
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Lesson Plan
EngageNY

The Graph of the Natural Logarithm Function

For Teachers 10th - 12th Standards
If two is company and three's a crowd, then what's e? Scholars observe how changes in the base affect the graph of a logarithmic function. They then graph the natural logarithm function and learn that all logarithmic functions can be...
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Interactive
CK-12 Foundation

Comparing Equation of Parallel and Perpendicular Lines: Parallel and Perpendicular Lines

For Students 9th - 11th Standards
It seems perpendicular lines have slopes which follow a specific rule. Scholars use an interactive to investigate this rule by moving a pair of lines on a coordinate plane. They find that perpendicular lines have slopes that are opposite...
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Lesson Plan
1
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Curated OER

Increasing or Decreasing? Variation 1

For Teachers 9th - 12th Standards
Your algebra learners analyze the value of an algebraic expression to decide if it will increase, decrease, or stay the same when one variable is changed as the others stay constant. Their collaborative efforts culminate with a written...
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Worksheet
Curated OER

Reciprocal Graphs

For Students 9th - 12th
In this graphing worksheet, students graph 8 reciprocal graphs. Students graph the reciprocal of a given graph. Students graph reciprocal cubics, quadratics, linear, circles, and fourth degree functions.
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Worksheet
Curated OER

What Number Differs from its Reciprocal by 1?

For Students 10th - Higher Ed
In this reciprocal instructional activity, students identify the number that differs from its reciprocal by 1.  The significance of this number is that it is the golden ratio.  The solution to the problem is provided.