# Equivalent Fractions - Finding the Lowest Terms

Taught by MrBurnett
• Currently 4.0/5 Stars.
9956 views | 1 rating
Meets NCTM Standards:
Lesson Summary:

In this lesson, you will learn how to find the lowest terms of fractions. The examples include canceling down fractions with a common factor, canceling down larger fractions in multiple steps, and using the prime factors of the numerator and denominator to cancel down really large fractions. By using prime factors, you can be absolutely sure that there is no common factor between the numbers. With this method, you will be able to find the lowest term of any fraction with ease.

Lesson Description:

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.

• 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?
• #### Staff Review

• Currently 4.0/5 Stars.
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.