Reducing Fractions Using Common Factors

This video tutorial explains how to reduce fractions using common factors. The instructor demonstrates the method with two examples: reducing 24/36 and 108/144. The process involves identifying common factors and dividing both the numerator and denominator until the fraction is in its simplest form. The video encourages viewers to practice this method to become proficient in fraction reduction.

What is the first step in the method of reducing fractions using common factors?

• Add the numerator and denominator

• Find any common factor and divide both the numerator and denominator by it

• Multiply the numerator and denominator by the same number

• Subtract the numerator from the denominator

When reducing 24/36 using common factors, what is the final reduced form?

• 3/4

• 2/3

• 1/2

• 4/6

In the second example, what is the first common factor used to reduce 108/144?

• Four

• Three

• Six

• Two

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

After dividing 108/144 by two twice, what fraction do you get?

• 54/72

• 3/4

• 27/36

• 9/12

What is the final reduced form of 108/144 using the method of common factors?

• 5/6

• 2/3

• 3/4

• 1/2

What is the key takeaway from the method of reducing fractions using common factors?

• Subtract the numerator from the denominator

• Add the numerator and denominator

• Find and use common factors until no more exist

• Always multiply the numerator and denominator