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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

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Wiki User

7y ago
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Wiki User

7y ago

The 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

Lvl 2
3y ago

The answer is five. 15=3* 5 45=3^ 2 100=2 ^ 2 * 5 ^ 2

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Norun Nahar

Lvl 2
3y ago

5

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Anonymous

Lvl 1
4y ago

5

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Q: What is the gcf of 15 45 and 100?
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