The greatest number by which both 24 and 9 are divisible is 3. Therefore, greatest common factor is 3.
Alternate method:
P.F. of 9 = 3x3
P.F. of 24 = 2x2x2x3
3 is the only Prime number which is the factor of both 24 and 9.
Therefore, GCF = 3.
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The GCF is 3.
The GCF is 3.
The greatest common factor of 9 , 8 = 1
The greatest common factor of 5 and 9 is 1.
3 is the greatest common factor of 9 and 12.