To find the GCF of two numbers you first need to split them into their prime factors. In this case:
63 = 3x3x7
77 = 7x11
The next step is identifying any common factors. The only common prime factor is 7. Therefore the GCF of 63 and 77 is 7.
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∙ 12y agoThe GCF is 7.
The GCF of 35 and 63 is 7.The GCF is 7.The GCF is: 77
The GCF is 7.
The GCF is 7.
The GCF is 7.
GCF for 77 and 14 is 7.
The GCF is: 63
The GCF is 21.
The GCF is 7.
The GCF is 77.
The GCF is 11.
The GCF is 11.