look for a number in common. 1 yes but wont make a difference. 2 no, 3 no, 4, no, 5, no, 6, no, 7 yes.
leaving 5 and 7 which only have 1 as common factor, so your answer is 7
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It is: 1
The GCF of 245 and 392 is 49
The GCF of 35, 49, and 91 is 7.
The factors of 4 are:1, 2, 4The factors of 49 are:1, 7, 49The Greatest Common Factor (GCF) is:1
The GCF of the given three numbers is 7