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# Ratios

## Comparisons of two numbers, measurements, or quantities.

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.

## Ratios

Write ratios to model real-world scenarios.
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## Write, Compare, and Order Ratios

Learn to write, compare and order ratios.
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## Ratios

Write and compare ratios in different forms.
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## Standard MCC6.RP.2- Write, Compare, and Order Ratios

by Lya Snell //basic
Write ratios, order ratios from least to greatest and greatest to least and compare ratio
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## Ratios

Write and compare ratios in different forms.
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## A More Advanced Look at Ratios

Write ratios to model real-world scenarios.
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## Ratios

Write and compare ratios in different forms.
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## Write, Compare, and Order Ratios

by Liz Grunow //basic
Write ratios, order ratios from least to greatest and greatest to least and compare ratio
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## Ratios

Write ratios to model real-world scenarios.
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## Write, Compare, and Order Ratios

by Donna McMichen //basic
Write ratios, order ratios from least to greatest and greatest to least and compare ratio
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• PLIX

## Miles per Gallon

Ratios Interactive
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• Video

## Expressing Quantities as Ratios - Overview

by CK-12 //basic
Overview
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• Video

## Writing Ratios of Three or More Quantities - Overview

by CK-12 //basic
Overview
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• Video

## Writing Ratios as Fractions and Vice Versa - Overview

by CK-12 //basic
Overview
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• Video

## Finding the Ratio and Comparing the Relative Size of Quantities - Overview

by CK-12 //basic
Overview
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• Video

## Finding Terms and Totals Given a Ratio of Two Whole Numbers - Overview

by CK-12 //basic
Overview
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• Video

## Finding Terms and Totals Given a Ratio of Three Whole Numbers - Overview

by CK-12 //basic
Overview
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• Video

## Finding Terms and Totals Given a Ratio of Two Fractions - Overview

by CK-12 //basic
Overview
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• Video

## Changing Two Ratios into a Three-Term Ratio - Overview

by CK-12 //basic
Overview
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• Video

## Ratios as Fractions in Simplest Form

by CK-12 //basic
Learn how to switch between ratios and fractions in their simplest form.
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• Video

## Ratios: A Sample Application

This video demonstrates a sample use of ratios.
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• Video

## Comparing Ratios Word Problems - Overview

by CK-12 //basic
Overview
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• Video

## Ratios: An Explanation of the Concept

This video provides an explanation of the concept of ratios.
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• Video

## Expressing Quantities as Ratios - Example 1

by CK-12 //basic
Express two quantities as a ratio
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• Video

## Expressing Quantities as Ratios - Example 2

by CK-12 //basic
Write a ratio three ways
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• Video

## Expressing Quantities as Ratios - Example 3

by CK-12 //basic
Express two measurements as a ratio
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• Video

## Expressing Quantities as Ratios - Example 4

by CK-12 //basic
Express a quantity and a total as a ratio
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• Video

## Expressing Quantities as Ratios - Example 5

by CK-12 //basic
Write ratios of two or three quantities
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• Video

## Writing Ratios of Three or More Quantities - Example 1

by CK-12 //basic
Express quantities and totals as a ratio
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• Video

## Writing Ratios of Three or More Quantities - Example 2

by CK-12 //basic
Write ratios when quantities are multiples of other quantities
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• Video

## Comparing Ratios Word Problems - Example 1

by CK-12 //basic
Compare the two ratios
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• Video

## Comparing Ratios Word Problems - Example 2

by CK-12 //basic
Compare the three ratios
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• Video

## Writing Ratios as Fractions and Vice Versa - Example 1

by CK-12 //basic
Write the ratio as a fraction
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• Video

## Writing Ratios as Fractions and Vice Versa - Example 2

by CK-12 //basic
Write the ratio as a fraction - word problems
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• Video

## Writing Ratios as Fractions and Vice Versa - Example 3

by CK-12 //basic
Write the fraction as a ratio
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• Video

## Writing Ratios as Fractions and Vice Versa - Example 4

by CK-12 //basic
Write the fraction as a ratio - word problems
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• Video

## Writing Ratios as Fractions and Vice Versa - Example 5

by CK-12 //basic
Express the two quantities as a ratio and write as a fraction
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• Video

## Finding the Ratio and Comparing the Relative Size of Quantities - Example 1

by CK-12 //basic
Determine how many times larger one quantity is compared to the other
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• Video

## Finding the Ratio and Comparing the Relative Size of Quantities - Example 2

by CK-12 //basic
Determine how many times larger and smaller two quantities are compared to each other
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• Video

## Finding the Ratio and Comparing the Relative Size of Quantities - Example 3

by CK-12 //basic
Write as a fraction and determine how many times larger one quantity is compared to the other
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• Video

## Finding the Ratio and Comparing the Relative Size of Quantities - Example 4

by CK-12 //basic
Determine the relative size of one quantity compared to a total
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• Video

## Finding the Ratio and Comparing the Relative Size of Quantities - Example 5

by CK-12 //basic
Compare the relative sizes of quantities - three term ratios
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• Video

## Finding Terms and Totals Given a Ratio of Two Whole Numbers - Example 1

by CK-12 //basic
Given one term and a ratio, find the other term
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• Video

## Finding Terms and Totals Given a Ratio of Two Whole Numbers - Example 2

by CK-12 //basic
Given one term and a ratio, find the total amount
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• Video

## Finding Terms and Totals Given a Ratio of Two Whole Numbers - Example 3

by CK-12 //basic
Given the total amount and a ratio, find each term
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• Video

## Finding Terms and Totals Given a Ratio of Two Whole Numbers - Example 4

by CK-12 //basic
Given one term and a ratio, find the other term and use it to solve a word problem
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• Video

## Finding Terms and Totals Given a Ratio of Three Whole Numbers - Example 1

by CK-12 //basic
Given the total amount and a ratio, find each term
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• Video

## Finding Terms and Totals Given a Ratio of Three Whole Numbers - Example 2

by CK-12 //basic
Given two terms, a ratio, and a total amount, find the missing term
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• Video

## Finding Terms and Totals Given a Ratio of Two Fractions - Example 1

by CK-12 //basic
Given one term and a ratio of fractions, find the other term
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• Video

## Finding Terms and Totals Given a Ratio of Two Fractions - Example 2

by CK-12 //basic
Given the total amount and a ratio of fractions, find each term
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• Video

## Changing Two Ratios into a Three-Term Ratio - Example 1

by CK-12 //basic
Solving word problems by changing two-term ratios into a three-term ratio
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• Real World Application

## Stranger Danger?

Use your knowledge of ratios to analyze statistics about child abductions and accidents.
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• Real World Application

## The Perfect Blond

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• Real World Application

## Keepin' in Tune

Find out how Pythagoras used ratios to describe musical intervals.
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• Study Guide

## Ratios

by Kevin Cui //basic
Learn to compare math and real life elements with ratios.
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## Ratio and Proportion

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• Flashcards

## Write, Compare, and Order Ratios

by Ellaine Chou //basic