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the gcf of 15 45 and 100 is 5 because 5x3-15 3x3x5-45 and 2x2x5x5-ioo and they all have 5 in common
Wiki User
∙ 6y agoThis answer is:
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Wiki User
∙ 6y agoThe greatest common factor (GCF) refers to a factor that is COMMON to two or more numbers. You have only one number in the question! The greatest factor of any number is itself.
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Aeden McSherry
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∙ 3y agoThe answer is five. 15=3* 5 45=3^ 2 100=2 ^ 2 * 5 ^ 2
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Norun Nahar
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∙ 3y ago5
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Anonymous
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∙ 3y ago5
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