Sophia Learning
Sophia: Simplifying Measurement Ratios
Determine how to simplify measurement ratios and the importance of using the correct units.
Sophia Learning
Sophia: Simplifying Ratios Tutorial
Explore a part to whole approach of simplifying ratios with this video. Take a quiz after the tutorial to assess what was learned.
Sophia Learning
Sophia: Solving More Difficult Proportions With an Unknown
This video lesson demonstrates how to solve proportions with an unknown variable. The tutorial includes detailed examples.
Sophia Learning
Sophia: Writing Ratios
Explore how to write a ratio using number and variable notation and assess learning with a quiz.
Sophia Learning
Sophia: Angles From Ratios and Algebraic Expressions
Explore how to determine the angle measurement of supplementary and complementary angles with ratios and algebraic expressions in the video tutorial. [6:05] Assess knowledge with a quiz.
Imagine Learning Classroom
Learn Zillion: Describe a Picture Using Ratio Language
In this lesson, you will learn to write different ratios to describe a picture by thinking about parts and totals. [3:05]
Imagine Learning Classroom
Learn Zillion: Understand the Importance of Order in Ratios
In this lesson, you will learn the importance of order in ratios by using diagrams to illustrate the meaning of ratios. [4:04]
Imagine Learning Classroom
Learn Zillion: Find a Unit Rate Using a Graph
In this lesson, you will learn how to find unit rates by reading graphs. [5:02]
Imagine Learning Classroom
Learn Zillion: Understand Rates as a Type of Ratio
In this lesson, you will learn how rates are part of the ratio family by reviewing the qualities of a ratio. [5:55]
Math Antics
Math Antics: Ratios and Rates
Gain a basic understanding of ratios and rates by watching this easy to understand video tutorial. Additional resources are available as part of a paid subscription service. [8:49]
Other
Algebra2go: Solving Proportions
Professor Perez's virtual classroom provides examples that demonstrate how to solve proportion problems. [7:18]
Khan Academy
Khan Academy: Rates: Finding Unit Prices
A short video with an explanation on how to find a unit price from a real-world application problem. [2:01]
Khan Academy
Khan Academy: Intro to Percentages: Identifying Percent Amount and Base
In this video students identify percent, amount and base.
Khan Academy
Khan Academy: Ratios and Proportions: Ratios as Fractions in Simplest Form
This video shows how to write a ratio as a fraction in simplest form.
Study Pug
Study Pug: Ratios
Watch this video lesson to learn how to write ratios in the lowest terms as well as in fraction and percent form. [1:09]
Art of Problem Solving
Art of Problem Solving: Introducing Ratios
Video tutorial uses examples to provide an introduction to ratios. [5:55]
Loyola University Chicago
Math Flix: Writing Ratios: Intro
This QuickTime movie explains what ratios are and models how to solve a ratio problem. As you watch and listen to the teacher and students interact it helps clarify the thinking behind applying this concept. Click the start button to...
Loyola University Chicago
Math Flix: Ratios: Population Growth Using Subtraction
This QuickTime movie explains a solution to a word problem using subtraction. The teacher and student discuss how to work through it together to find a solution. As you watch and listen to them interact it helps clarify the thinking...
Other
Math Snacks: Atlantean Dodgeball
Learn about ratios by watching an Atlantean Dodgeball game! Ratio errors confuse one of the coaches as two teams face off in an epic dodgeball tournament. See how mathematical techniques such as tables, graphs, measurements, and...
Study Pug
Study Pug: Understanding Graphs of Linear Relationships
Graphs of linear relationships are basically just lines and dots. In this video, you will learn the skills to understand and analyze the graphs to get useful information from them. [1:29]
NEAPortal
Nea Portal:solve Real World Problems That Involve a Combination of Rates, Proport
This lesson is about solving real world problems that involve a combination of rates, proportions and percents. Also, it is aligned to a common core state standard CC.9-12.N.Q.2. [10:59]
Study Pug
Study Pug: Enlargements and Reductions With Scale Factors
When you are asked to make an object bigger or smaller, you will ask, "by how much?". In this case, scale factor can help answer the question. In this lesson, we will practice how to enlarge and reduce objects according to the scale...
PBS
Pbs: The Downtown Sale
Carla's birthday cash is burning a hole in her pocket, but the stores downtown have her in a bind! Her favorite three stores all have sales - "Buy Two Get One Free," "40% off Everything," and "Buy One Get One Half Off." Which sale will...