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Anonymous
30 = 5 x 6, 42 = 7 x 6. The gcf is therefore 6.
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The GCF is 6.
The GCF is 14.
The Greatest Common Factor is 6
The GCF is: 3
The GCF is 7.
The GCF of 1218 and 42 is 42. The GCF of 12, 18 and 42 is 6.
The smallest number that can be divided by both 30 and 42 is 210.
The GCF is 30.
The GCF is: 1