Complex Fractions
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Lesson Summary:
In this lesson on complex fractions, Professor Perez teaches viewers how to deal with fractions within fractions. He covers a review of dividing with fractions, then moves on to presenting problems as complex fractions and using the clearing fractions technique or "kung fu fractions." The lesson progresses to more complicated problems, with emphasis on finding the lowest common denominator for all fractions and using the distributive property. Viewers are also reminded to not use calculators for these non-calculator problems.
Lesson Description:
Learn how to deal with fractions within fractions.
Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.
Questions answered by this video:
- How do you simplify complex fractions?
- What are complex fractions?
- How do you divide fractions?
- What is 2/3 divided by 1/4?
- What is kung fu fractions and how do you use it to divide fractions?
- What is -3/7 divided by 5/21?
- How do you use LCD to divide fractions?
- How do you simplify (11/6 - 2/3)/(3/4 + 3/2)?
- How do you simplify fractions by multiplying an entire fraction by the least common denominator of all fractions involved?
- What is (5/4 - 2)/(6/5 + 3/2)?
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Staff Review
This is a much-needed tutorial for dividing a fraction by a fraction. This lesson is fun and interesting, and very helpful for simplifying problems with adding, subtracting, and dividing fractions all within the same problem.
