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Factor them.

2 x 2 x 3 = 12

2 x 2 x 2 x 2 = 16

2 x 3 x 3 = 18

Select the common factor.

The GCF is 2.

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11y ago
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10y ago

It is: 4

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Q: How do you find the greatest common factor of 12 16 18?
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