Question

find the common factors of the following:- 15 and 42​

Answer 1

Answer:

3

Step-by-step explanation:

The GCF of 15 and 42 is 3

Hope it helps..❤️

Answer 2

Answer:

The GCF of 15 and 42 is 3.

Step-by-step explanation:

• The factors of 15 are : 1, 3, 5, 15. 1 and 3 are the only common factors (numbers which are factors of both 12 and 15). Therefore, the highest common factor of 12 and 15 is 3.

• The common factors for 42 are 6 and 7. Therefore the total number of factors that 42 has is 8 and they are 1, 2, 3, 6, 7, 14, 21, and 42.