## Greatest Common Factor Quiz

After learning **How to Get the Greatest Common Factor of Two Numbers**, let’s have a quiz! The greatest common factor is used to reduce a fraction to lowest terms, so I included such items on the quiz below.

To reduce a fraction to lowest terms, get the greatest common factor of the numerator and the denominator, and then divide

**Greatest Common Factor Quiz**

Part 1: Get the greatest common factor of the following numbers.

1.) 12 and 15

[toggle title=”Answer”]3[/toggle]

2.) 18 and 28

[toggle title=”Answer”]2[/toggle]

3.) 36 and 45

[toggle title=”Answer”]9[/toggle]

4.) 56 and 72

[toggle title=”Answer”]8[/toggle]

5.) 26 and 65

[toggle title=”Answer”]13[/toggle]

6.) 8, 12, and 64

[toggle title=”Answer”]4[/toggle]

7.) 30, 45, and 54

[toggle title=”Answer”]3[/toggle]

8.) 10 and 31

[toggle title=”Answer”]1[/toggle]

Part 2: Reduce the following fractions to lowest terms.

9.)

[toggle title=”Answer”]1/2[/toggle]

10.)

[toggle title=”Answer”]1/3[/toggle]

11.)

[toggle title=”Answer”]1/5[/toggle]

12.)

[toggle title=”Answer”]6/7[/toggle]

You might also want to read **How to Convert Fractions to Lowest Terms**.