answersLogoWhite

0


Best Answer

The great common factor of 16 and 18 is 2.

Method 1: Listing Factors

List all the factors of both numbers and the highest factor that is the same is the greatest common factor.

Factors of 16: 1, 2, 4, 8

Factors of 18: 1, 2, 3, 6, 9

The greatest common factor is 2.

Method 2: Prime Factorization

Find the prime factorization of each number. The prime numbers that the numbers all share multiply to the great common factor.

16 = 2 * 2 * 2 * 2

18 = 2 * 3 * 3

16 and 18 share one 2 as a prime factor. Therefore, the greatest common factor is 2.

User Avatar

Wiki User

8y ago
This answer is:
User Avatar
More answers
User Avatar

Wiki User

7y ago

18-1,2,3,6,9,18 16-1,2,4,8,16 the number 2 appears in both sets of factors, so it must be 2. Answer: 2 is the GCF of 18 and 16

The Greatest Common Factor (GCF) is: 2

This answer is:
User Avatar

User Avatar

Wiki User

8y ago

It is: 2

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the greatest common factor of 16 and 18?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Is the greatest common factor of 16 and 18 4?

No, 4 is not a factor of 18.


What is the greatest common factor of 16and 24 and 18?

The greatest common factor of 16, 24, and 18 is 2.


What is the greatest common factor 16 and 18?

The GCF is: 2


What is the greatest common factor of 16 18 and 36?

The GCF of 16, 18, and 36 is 2.


What is the GCF of 12 16 18?

The greatest common factor of the numbers 12, 16 and 18 is 2.


What is the greatest common factor of 8 16 and 18?

The GCF of 16, 18, and 8 is 2.


What is the greatest common factor of 18 42 and 16?

The GCF is 2.


What is the greatest common factor of 14 16 and 18?

The GCF is 2.


What is the greatest common factor 16 18 30?

The GCF is 2.


What is the greatest common factor of 16 4 and 18?

The GCF is 2.


What is the greatest common factor of 16 18 and 2?

It is: 2


What is greatest common factor of 18 and 126?

The greatest common factor is 18.