Gold: 12,000+ Teacher Worksheets, 1000+ Math Sheets, Templates, Web Quests. Samples
Platinum: Math Worksheet Makers, Lang. Arts, Puzzles, Rubric Makers, Graphic Organizers. Samples
Silver: Your instant online classroom for students. Samples
Supreme: Get the power of all of our available resources at a huge discount! Samples
Name ________________________
Date ____________________

 

Greatest Common Factors

Directions: Find the greatest common factor for both numbers below.

1.

 

165, 25

 

2.

 

20, 60

 

3.

 

18, 36

 

4.

 

99, 33

 

5.

 

160, 20

 

6.

 

30, 120

 

7.

 

9, 5

 

8.

 

160, 80

 

9.

 

54, 180

 

10.

 

104, 117

 

11.

 

48, 120

 

12.

 

17, 25

 

13.

 

48, 56

 

14.

 

48, 70

 

15.

 

14, 16

 

16.

 

12, 3

 

17.

 

3, 14

 

18.

 

12, 36

 

19.

 

24, 12

 

20.

 

15, 144

 

Powered by: The Web Portal For Educators (www.teach-nology.com)

©2007 Teachnology, Inc. All rights reserved.