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The factors of 18 are: 1, 2, 3, 6, 9, & 18

The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, & 30

The GCF is 6

The LCF (AKA Lowest Common Factor) is 1 & 2

1, 2, 3, & 6 are all the Common factors.

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13y ago

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