Sophia Learning
Sophia: Ratio Reasoning
This video lesson demonstrates how to use ratio reasoning to solve real-world math problems. The tutorial includes detailed examples.
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.
Planet Nutshell
Planet Nutshell: Math Shorts: Proportional Relationships
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site, students learn about proportional relationships.
Imagine Learning Classroom
Learn Zillion: Lesson Video: Identify Scale Factors Using Rectangle Side Lengths
In this lesson, you will learn to identify scale factors by exploring the side lengths of rectangles. [4:52]
Loyola University Chicago
Math Flix: Using Proportion
This QuickTime movie gives examples of how to use the concept of proportion. As you watch and listen to the teacher and students interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Proportion Introduction
This QuickTime movie introduces the concept of proportion. As you watch and listen to the teacher and students interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Similar Figures: Proof Using Proportions
This QuickTime movie provides an opportunity to develop the basic geometric term, similar, by checking to see if figures are proportionaly similar. As you watch and listen to the teacher and student interact it helps clarify the thinking...
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: Math Mess: The Belly Buster Pizza Puzzle
Doubling something isn't always easy! See if you can figure out why if Tito sells his new pizza for $19.99 he'll be in trouble. Use what you know about area, rates, and proportions to figure out how much Tito should charge or what the...
PBS
Pbs: The Really Big Shoe Sale
Use what you know about percents, ratios, and proportions to figure out the sale price in this real world application of math. See if you can figure out how they calculated the correct price for the shoes Carla likes. Combining percents...
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 11
This lesson demonstrates how to solve a proportion when a variable is present. It is 11 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 13
This lesson demonstrates how to solve a proportion when a variable is present. It is 13 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 2
This lesson demonstrates how to solve a proportion when a variable is present. It is 2 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 4
This lesson demonstrates how to solve a proportion when a variable is present. It is 4 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 5
This lesson demonstrates how to solve a proportion when a variable is present. It is 5 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 7
This lesson demonstrates how to solve a proportion when a variable is present. It is 7 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 9
This lesson demonstrates how to solve a proportion when a variable is present. It is 9 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Solving a Proportion With an Unknown: Lesson 1
This lesson demonstrates how to solve a proportion when a variable is present. It is 1 of 13 in the series titled "Solving a Proportion with an Unknown."
Sophia Learning
Sophia: Using Equations to Describe Proportions
This lesson explains how proportional relationships can be described using equations.
Sophia Learning
Sophia: Converting From Part to Part to Part to Whole
I this lesson, students are shown how to convert between part:part and part:whole form when dealing with ratios.
Sophia Learning
Sophia: Converting From Part to Part to Part to Whole
I this lesson students are shown how to convert between part:part and part:whole form when dealing with ratios.
Sophia Learning
Sophia: Converting Fractions to Whole Numbers: Lesson 1
This lesson [1:49] introduces the student to how a fraction can be rewritten as a whole number. It is 1 of 11 in the series titled "Converting Fractions to Whole Numbers."