Factoring Practice
I. Greatest Common Factor (GCF)
Find the GCF of the numbers.
1. 12, 18
2. 10, 35
3. 8, 30
4. 16, 24
5. 28, 49
6. 27, 63
7. 30, 45
8. 48, 72
II. Greatest Common Monomial Factor
Factor, write prime if prime.
1. 6 3
2. 24
8
3. 6 12
4. 2
8
5. 4 10
6. 10
35
7. 10
15
8. 12
9 15
9. 3
12
30
10. 9
4 12
11. 2
3
5
12. 13 26
39
13. 17
34 51
14. 18
12
24
III. Factoring the Difference of Two Squares
Factor, write prime if prime.
1.
1
2.
9
3.
4
4.
25
5. 9
16
6. 4
25
7. 9
1
8.
9. 25
10.
16
11. 25
12. –
16
13. 36
121
14. 2
8
15. 25 4
16. 4
81
17. 12
75
18.
19. 98 2
20. 5
45
21. 9
4
22. 16
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· ·
·
18, 30
6 = GCF
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