Answer:
1. Factors of 18: 1, 2, 3, 6, 9 and 18.
Factors of 27: 1, 3, 9, and 27.
Common Factors: 1, 3 and 9.
GCF: 9
2. Factors of 21: 1, 3, 7 and 21.
Factors of 35: 1, 5, 7 and 35.
Common Factors: 1 and 7.
GCF: 7
3. Factors of 24: 1, 2, 3, 4, 6, 8, 12 and 24.
Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, and 36.
Common Factors: 1, 2, 3, 4, 6, and 12.
GCF: 12
4. Factors of 15: 1, 3, 5 and 15.
Factors of 25: 1, 5 and 25.
Common Factors: 1 and 5.
GCF: 5
5. Factors of 12: 1, 2, 3, 4, 6, and 12.
Factors of 18: 1, 2, 3, 6, 9 and 18.
Common Factors: 1, 2, 3, and 6.
GCF: 6
Step-by-step explanation:
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Answers & Comments
Answer:
1. Factors of 18: 1, 2, 3, 6, 9 and 18.
Factors of 27: 1, 3, 9, and 27.
Common Factors: 1, 3 and 9.
GCF: 9
2. Factors of 21: 1, 3, 7 and 21.
Factors of 35: 1, 5, 7 and 35.
Common Factors: 1 and 7.
GCF: 7
3. Factors of 24: 1, 2, 3, 4, 6, 8, 12 and 24.
Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, and 36.
Common Factors: 1, 2, 3, 4, 6, and 12.
GCF: 12
4. Factors of 15: 1, 3, 5 and 15.
Factors of 25: 1, 5 and 25.
Common Factors: 1 and 5.
GCF: 5
5. Factors of 12: 1, 2, 3, 4, 6, and 12.
Factors of 18: 1, 2, 3, 6, 9 and 18.
Common Factors: 1, 2, 3, and 6.
GCF: 6
Step-by-step explanation:
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