AutumnTheAwesome AutumnTheAwesome

19-01-2017
Mathematics

contestada

What are all the common factors of15,45 and90

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SkyLouise SkyLouise

19-01-2017

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

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SmartCookie112 SmartCookie112

19-01-2017

5, 15, 1, 3 are all common factors

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