439,026 views
6 votes
6 votes
Find the greatest common factor (GCF) of 60, 78, and

66.

10

5

13

6

User Tonoslfx
by
2.7k points

2 Answers

20 votes
20 votes

Answer:

6

Explanation:

Prime factorization of 60: 2 • 2 • 3 • 5

Prime factorization of 78: 2 • 3 • 13

Prime factorization of 66: 2• 3• 11

Common factors = 2* 3 = 6

User Antalkerekes
by
2.9k points
13 votes
13 votes
The greatest common factor is 6
User BrDaHa
by
2.9k points