How do you find the GCF of 15 and 25?

1 Answer

55

Explanation:

The Greatest Common Factor of 15 and 25 " is " 5.15and25 is 5.

The factors of 1515 are 3 and 53and5
(the number itself and 1 do not count).

The factor(s) of 25 " is " 525 is 5. After all, it is a square number.

The only factor that is in common is 55

(again remember that 1 does not count here -although 11 is common, 55 is higher)

Hope I helped!