Question

find the common factors of 20 and 15​

Answer 1

Answer:

The common factor of 20 and 15 is 5.

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Answer 2

Step-by-step explanation:

What is the GCF of 15 and 20

1)The factors of 15 are 15, 5, 3, 1.

2)The factors of 20 are 20, 10, 5, 4, 2, 1.

3)The common factors of 15 and 20 are 5, 1, intersecting the two sets above.

4)In the intersection factors of 15 ∩ factors of 20 the greatest element is 5.

5)Therefore, the greatest common factor of 15 and 20 is 5.

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