The gcf(42, 18) is not 12, it is:
42 = 2 x 3 x 7 = 6 x 7
18 = 2 x 3 x 3 = 6 x 3
gcf = 2 x 3 = 6
The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42
The factors of 18 are: 1, 2, 3, 6, 9, 18
The common factors of 42 and 18 are: 1, 2, 3, 6; of which the greatest is 6.
The greatest common factor of 42 and 12 is 6.
The greatest common factor of 12 , 42 = 6
The greatest common factor of the numbers 12 and 42 is 6.
The greatest common factor is 6 12= 2*2*3 42= 2*3*7 2*3= 6
Greatest common factor of 24 and 36 and 180 is 12.
The greatest common factor of 42 and 66 is 6.6
The greatest common factor of 18 21 and 42 is 3.
The Greatest Common Factor (GCF) is: 6The greatest common factor of 42 and 102 is 6.
2
The GCF is 6.
The Greatest Common Factor of 24 and 42 is 6.
The greatest common factor of 13 and 42 is 1.