Page 141 - Math Course 1 (Book 1)

Greatest Common Factor (GCF)

Skill Practice!

Find the GCF of each set of numbers or monomials.
1. 12, 50 6. 64, 80

2. 18, 27 7. 30t, 40t 2

2
3. 88, 40 8. 16k , 40k

4. 11, 22 9. 7pq, 8q

5. 20, 30 10. 18p, 45

Factor each expression.
11. 5b + 15

12. 6w + 18

13. 7x + 7

14. 24 + 8g

15. 3n + 24

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