answersLogoWhite

0


Best Answer

The GCF of 40 and 60 is 20

Additional Details

The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40.

The factors of 60 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, and 60.

The common factors are 1, 2, 4, 5, 10, and 20. Therefore, 20 is the greatest common factor.

The greatest common factor can also be determined from the prime factors.

The prime factors of 40 are 2, 2, 2, and 5.

The prime factors of 60 are 2, 2, 3, and 5.

The prime factors they have in common are 2, 2, and 5, so the greatest common factor is 2 x 2 x 5 = 20.

User Avatar

Wiki User

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

Wiki User

13y ago

The greatest common factor of 60 and 40 is 20

This answer is:
User Avatar

User Avatar

Wiki User

10y ago

The greatest common factor of 40 and 60 is 20.

20 x 2 = 40

20 x 3 = 60

This answer is:
User Avatar

User Avatar

Wiki User

8y ago

The greatest COMMON factor is 20.

This answer is:
User Avatar

User Avatar

Wiki User

14y ago

20

This answer is:
User Avatar

User Avatar

Anonymous

Lvl 1
4y ago

28

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the greatest common factor of 60 and 40?
Write your answer...
Submit
Still have questions?
magnify glass
imp