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The G in GCF stands for greatest. The -est suffix means that it is a superlative - that means there can be only one.

So, any set of numbers can have only one GCF.

The GCF of (3, 16, 18) is 1.

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11y ago

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The GCF is 1.

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8y ago
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Q: What is the greatest common factor of 3 16 and 18?
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