Simplifying Fractions Using GCF

Simplifying Fractions Review

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Watch the video to review how to simplify fractions.

*Find a number that goes into both the numerator and denominator.

*Use that number for upside down division.

*Decide if the next pair of numbers has a common factor.

*Find the GCF.

*Use the GCF to simplify the fraction.

Watch this second video to review how to simplify fractions.

*Find a number that goes into both the numerator and denominator.

*Use that number for upside down division.

*Decide if the next pair of numbers has a common factor.

*Find the GCF.

*Use the GCF to simplify the fraction.

Multiple Choice

What is the GCF you would use to simplify  $$\frac{25}{45\ }$$ ?

• 10

• 5

• 9

• 6

Multiple Choice

What is the GCF you would use to simplify  $$\frac{24}{30}$$   ?

• 12

• 3

• 9

• 6

Multiple Choice

$$\frac{10}{20}$$  in simplest form is:

• $$\frac{5}{10}$$  

• $$\frac{2}{3}$$  

• $$\frac{1}{2}$$  

Multiple Choice

$$\frac{15}{20}$$  in simplest form is:

• $$\frac{3}{4}$$  

• $$\frac{2}{3}$$  

• $$\frac{1}{2}$$  

Fill in the Blanks

$\frac{36}{60}$  in simplest form is: (Use the / key to write your answer - ex. 1/2)

If you made any mistakes, review the answers. Then, go back and try again.