What are all the common factors of15,45 and90

Question

Mathematics

Elyse

2 June, 16:51

What are all the common factors of15,45 and90

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Answers (2)

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Reese Richards · Answer 1

First find the factors of 15:

1, 3, 5, 15

Next find the factors of 45:

1, 3, 5, 9, 15, 45

Then, find the factors of 90:

1,3,5,6,9,10, 15, 18, 30, 45

Lastly, find the factors that are the same in all of the numbers:

1,3,5, 15

Jasiah Barrett · Answer 2

5, 15, 1, 3 are all common factors