Equivalent Fractions - Finding the Lowest Terms

Equivalent Fractions - Finding the Lowest Terms
  • Currently 4.0/5 Stars.
4832 views, 1 rating - 00:06:43
Taught by MrBurnett

Meets NCTM Standards:

How to find the lowest terms of fractions. Examples include one step division by common factor. how to cancel down larger fractions in multiple steps, and how to use the prime factors of the numerator and denominator to cancel down really large fractions.
  • Ratio Blaster - Game from Math Game Time: Ratio Blaster provides math practice in finding equal ratios. Invading spaceships with addition problems move down from the top of the screen toward a laser cannon on a platform at the bottom. Click on a spaceship to shoot it!
  • How do you cancel a fraction down to lowest terms?
  • What does it mean to reduce a fraction to lowest terms?
  • How do you simplify or reduce 12/20 to lowest terms?
  • What does 28/63 reduce to?
  • What do you do if you cannot find the greatest common factor of two numbers immediately?
  • How can you simplify a large fraction like 240/330?
  • What do you do when you are trying to simplify a fraction with large numbers like 612/1638?
  • How can you use prime factors to reduce fractions?
This lesson explains the concept of reducing or simplifying fractions and shows several different example problems, explaining each step in the process. This is a very important skill to have when working with fractions, especially when the numbers are large, and this lesson is a great introduction to this topic.
  • Currently 4.0/5 Stars.
Reviewed by MathVids Staff on April 20, 2010.
 
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