The GCF is 9.
The greatest common factor is 9
Factor each one and use each prime factor the most it was used in any of the numbers. 9=3x3 12=2x2x3 81=3x3x3x3 2x2x3x3x3x3=324
The greatest common factor of 56 and 81 is 1.
The GCF of 53 and 81 is 1.
The greatest common factor of 16 72 and 81 is 1.
The GCF of 36, 72, and 81 is 9.
9
It is 9
The GCF is 9.
The GCF is 9.
The GCF is 9.
3
The GCF is 9.
The GCF is 9.
The word "GREATEST" is a superlative adjective and that means there can be only one.GCF(72, 81) = 9.
1,2,3,4,6,8,9,12,18,24,36,72 factor of 72 1,3,9,27,and 81 is factor of 81