Question

find the highest common factor 3,15​

Answer 1

Step-by-step explanation:

Greatest common factor (GCF) of 3 and 15 is 3. We will now calculate the prime factors of 3 and 15, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3 and 15.

Answer 2

Answer:

Highest common factor is 3

Step-by-step explanation:

3  /  3      ,        3  / 15

  /   1       ,       5  /   5

                          /    1

3 = 3 * 1

15 = 3 * 5

HCF = 3

Therefore, Highest common factor is 3

Hope it helps you....