To find the greatest common factor of 54 and 72, we can list out the factors of each number and find the largest one that they have in common:
Factors of 54: 1, 2, 3, 6, 9, 18, 27, 54
Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
The factors they have in common are 1, 2, 3, 6, 9, 18. The largest of these is 18.
Therefore, the greatest common factor of 54 and 72 is 18.
What is the greatest common factor of 54 and 72?(1 point)
Responses
8
8
9
9
12
12
18
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1 answer
1 answer