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Anonymous
It is: 4
Wiki User
The GCF of 4, 8 and 9 is 1.
The GCF is 4.
The GCF of 4, 8 and 12 is 4.
The GCF is 2.
The GCF is 16.
The GCF is 8.
The GCf is 4.
The GCF of 8, 20, and 36 is 4.