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# Proportions Using Cross Products

## Cross-multiply to solve proportions with one variable

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Proportions Using Cross Products

by CK-12 //at grade

Learn to identify proportional ratios by cross multiplying.

2

## Proportions Using Cross Products

by CK-12 //at grade

Learn to solve proportions by using cross multiplication and finding the value of the missing variable.

1

## Write and Solve Proportions by Using Cross-Products

by CK-12 //at grade

Learn to write and solve proportions by using cross- products and algebra.

1

## Proportions Using Cross Products

by Devin Onkst //at grade

Use cross products to solve proportions and find the value of the missing variable

0

## Proportions Using Cross Products

by Christopher King //at grade

Use cross products to solve proportions and find the value of the missing variable

0

## Proportions Using Cross Products

by MCPS Math //at grade

Use cross products to solve proportions and find the value of the missing variable

0

## Equivalent Ratios: Yes or No?

by Susan Sudberry //at grade

Identify proportions by cross multiplying or simplifying ratios.

0

## Proportions: Find the Missing Value

by Susan Sudberry //at grade

Use cross products to solve proportions and find the value of the missing variable

0

## Solving Proportions: Solving a Proportion Using the Cross Product Property

by SFDR Algebra I //at grade

0
• PLIX

## Proportions Using Cross Product

by CK-12 //at grade

Proportions Using Cross Products Interactive

0
• Video

## Introduction to Proportions

by CK-12 //basic

Introduces the basic vocabulary and properties of proportions.

4
• Video

## Solving Basic Proportions

by CK-12 //basic

Provides two examples of solving for one unknown in a proportion by cross multiplying.

1
• Practice
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## Proportions Using Cross Products Practice

by CK-12 //at grade
1

## Proportions Using Cross Products

by CK-12 //at grade

Learn new vocabulary words and help remember them by coming up with your own sentences with the new words using a Stop and Jot table.

0

## Solve Proportions Using Cross Products Post Read

by CK-12 //at grade

Develop understanding of concepts by studying them in a relational manner. Analyze and refine the concept by summarizing the main idea, creating visual aids, and generating questions and comments using a Four Square Concept Matrix.

0

## Write and Solve Proportions by Using Cross-Products

by CK-12 //at grade

Develop understanding of concepts by studying them in a relational manner. Analyze and refine the concept by summarizing the main idea, creating visual aids, and generating questions and comments using a Four Square Concept Matrix.

0
• Real World Application

## A Golden Smile

by CK-12 //at grade

Discover the math behind a beautiful smile.

0
• Real World Application

## Jellyfish Journeys

by CK-12 //at grade

Find out how far one tiny Mediterranean jellyfish can swim in a day.

0

## Ratio and Proportion

by Kyle Bardman //at grade

This link will help you better understand middle school math.

0
• Flashcards

## Proportions Using Cross Products

by Ellaine Chou //basic

These flashcards are here to help you better understand 6th grade math.

0
• Flashcards

## Write and Solve Proportions by Using Cross-Products

by Ellaine Chou //basic

These flashcards are here to help you better understand 8th grade math.

0
• Flashcards

## Proportions Using Cross Products

by Kyle Bardman //basic

These flashcards will help you to better understand 7th grade math.

0