C.8
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GCF of Three Numbers
Skill C.8 · Factors, multiples & primes · ★★☆ Medium · Quarter 1
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Find each GCF.
Example
Think: Factors of 12: 1, 2, 3, 4, 6, 12. Of those, 1, 2, 3, and 6 also divide 18 and 30, and the greatest is 6.
- 1Find the greatest common factor (GCF) of 65, 52, and 78.
- 2Find the greatest common factor (GCF) of 90, 45, and 75.
- 3Find the greatest common factor (GCF) of 72, 64, and 88.
- 4Find the greatest common factor (GCF) of 44, 11, and 22.
Answer Key
C.8 GCF of Three Numbers · ★★☆ Medium
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- 215
- 38
- 411