Question

What is the greatest common factor of 72, 54,and 18

Answer 1

Answer: The greatest common factor is 18

Step-by-step explanation: 54-72=18

All u have to do is subtract 54 and 72 together to find the greatest common factor

Answer 2

Answer:

18

Step-by-step explanation:

Factors of 54

1, 2, 3, 6, 9, 18, 27

Factors of 72

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36

Factors of 18

1, 2, 3, 6, 9, 18.

Greatest Common Factor

We found the factors and prime factorization of 72, 54 and 18. The biggest common factor number is the GCF number.

So the greatest common factor 72, 54 and 18 is 18.