Algebra 1 Cross Multiplication for Solving Proportions 8 Examples
Cross Multiplication for Solving Proportions 8 Examples Transcript and Lesson Notes
Example 1 3:06 Example 2 6:48 Example 3 Variable on 1 Side at 10:09 Examples 4 & 5 Variable on both sides at 14:53 & 18:50 Example 6 working with Overlapping Similar Triangles at 23:44 Examples 7 and 8 Word Problems at 3
Quick Summary
Example 1 3:06 Example 2 6:48 Example 3 Variable on 1 Side at 10:09 Examples 4 & 5 Variable on both sides at 14:53 & 18:50 Example 6 working with Overlapping Similar Triangles at 23:44 Examples 7 and 8 Word Problems at 3
Key Takeaways
- Review the core idea: Example 1 3:06 Example 2 6:48 Example 3 Variable on 1 Side at 10:09 Examples 4 & 5 Variable on both sides at 14:53 & 18:50 Example 6 working with Overlapping Similar Triangles at 23:44 Examples 7 and 8 Word Problems at 3
- Understand how equal proportions fits into Cross Multiplication for Solving Proportions 8 Examples.
- Understand how cross multiplication fits into Cross Multiplication for Solving Proportions 8 Examples.
- Understand how cross-multiplication fits into Cross Multiplication for Solving Proportions 8 Examples.
Key Concepts
Full Transcript
Example 1 3:06 Example 2 6:48 Example 3 Variable on 1 Side at 10:09 Examples 4 & 5 Variable on both sides at 14:53 & 18:50 Example 6 working with Overlapping Similar Triangles at 23:44 Examples 7 and 8 Word Problems at 32:26 & 36:33 Check out http://www.ProfRobBob.com, there you will find my lessons organized by class/subject and then by topics within each class. Find free review test, useful notes and more at http://www.mathplane.com If you'd like to make a donation to support my efforts look for the "Tip the Teacher" button on my channel's homepage www.YouTube.com/Profrobbob
Lesson FAQs
What is Cross Multiplication for Solving Proportions 8 Examples about?
Example 1 3:06 Example 2 6:48 Example 3 Variable on 1 Side at 10:09 Examples 4 & 5 Variable on both sides at 14:53 & 18:50 Example 6 working with Overlapping Similar Triangles at 23:44 Examples 7 and 8 Word Problems at 3
What key concepts are covered in this lesson?
The lesson covers equal proportions, cross multiplication, cross-multiplication.
What should I learn before Cross Multiplication for Solving Proportions 8 Examples?
Review the previous lessons in Algebra 1, then use the transcript and key concepts on this page to fill any gaps.
How can I practice after this lesson?
Practice by applying the main concepts: equal proportions, cross multiplication, cross-multiplication.
Does this lesson include a transcript?
Yes. The full transcript is visible on this page in indexable HTML sections.
Is this lesson free?
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