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Solving Proportion Problems

There are 18 videos in this category and 0 videos in 0 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 11 - 16
1512 Views:
How to Identifying and Solving Proportions
From YouTube
The instructor uses a white board to demonstrate 3 ways to solve proportions.  The three methods used are multiplying up and down by the same multiple, multiplying across by the same multiple, or by using cross multiplication.
March 7, 2010 at 05:11 PM
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Not Right For WatchKnowLearn
Ages: 11 - 16
4837 Views:
Solving Proportions Containing Fractions and Mixed Numbers
From YouTube, produced by Christopher Rokosz
In order to make solving proportions with mixed numbers easier, simply turn the mixed number into an improper fraction. Solve proportions with mixed numbers by using cross multiplication.  The instructor uses a document camera for demonstration.
March 7, 2010 at 05:18 PM
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Not Right For WatchKnowLearn
Ages: 13 - 18
1536 Views:
Proportions: Means & Extremes
From eHow, produced by Ehow
This Excellent video from Jimmy Chang, who has a master's degree in math and has been a math teacher at St. Pete College for more than eight years.  This video explains what means and extremes are in the context of proportions.  It defines each term ... [more]
July 17, 2009 at 09:09 AM
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Not Right For WatchKnowLearn
Ages: 10 - 15
1106 Views:
Three Ways to Solve a Proportion (sv)
From Curriki, produced by NextVista for Learning
How can you tell if two ratios are equal to each other? Watch this video and learn how. This video by Duane Habecker is part of the video collection at NextVista.org (http://nextvista.org), a proud partner of Curriki.
June 30, 2009 at 01:00 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
1061 Views:
Fundamental Rule of Proportions
From YouTube, produced by freemathtutoring.goglepages.com
The instructor discusses the fundamental rule of proportions and all proportions are solved using this rule. Several examples are presented on a white board using a step by step approach.  For Exercise and Answer sheets, go to: http://freemathtutorin... [more]
February 2, 2010 at 01:10 PM
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Not Right For WatchKnowLearn
Ages: 9 - 15
1011 Views:
Word Problems Involving Proportions
From YouTube
In this video, the instructor, using a white board, show how to do two word problems involving proportions. This video is for upper elementary students and older. run time 3:14
December 31, 2009 at 06:23 PM
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Not Right For WatchKnowLearn
Ages: 11 - 15
879 Views:
Calculating a 15% Tip Using a Proportion
From nextvista.org, produced by NextVista.org
In this video, a teacher explains percentages and proportion using a "real-life" example of calculating a tip on a restaurant bill.  The teacher demonstrates calculating 15% of 30 using a proportion.  ( 2:33)
November 30, 2011 at 06:19 PM
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Not Right For WatchKnowLearn
Ages: 10 - 14
866 Views:
Solving Proportions
From nextvista.org, produced by NextVista.org
In this video, a teacher demonstrates solving proportiona using vertical and horizontal relationships and cross-products.  The problems are worked on a white board as the teacher explains each step.  ( 2:33)
November 30, 2011 at 05:48 PM
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Not Right For WatchKnowLearn
Ages: 12 - 18
90 Views:
Solving Proportions
From YouTube, produced by SmithMathAcademy
During this five-minute video the instructor offers at least two ways to solve proportions.
September 7, 2014 at 09:31 AM
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Not Right For WatchKnowLearn
Ages: 11 - 16
1156 Views:
Solving Proportions
From YouTube, produced by Yourteacher.com
In this video students learn that a proportion is an equation that states that two ratios are equal. Students then learn the properties of proportion, and are asked to solve for x in given proportions, and to solve word problems involving proportions... [more]
February 2, 2010 at 12:43 PM
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