Factors of 18 are: 1, 2, 3, 6, 9, 18
Factors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24
Factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42
Since 6 is the highest number that will evenly divide into all three numbers, it is the greatest common factor, or GCF.
The GCF is 6.
The greatest common factor of 18, 30, and 42 is 2.
The GCF is 6.
The GCF of 16, 24, 30, and 42 is 2.
42 + 24 + 18 = 84
The GCF of 18 and 42 is 6. The GCF of 42 and 56 is 14.
The GCF is 6.
The GCF is 6.
The GCF of 24, 30, and 42 is 6.The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF is 6.
The GCF of 1218 and 42 is 42. The GCF of 12, 18 and 42 is 6.
gcf(18, 21, 42) = 3. 18 = 2 x 3^2 21 = 3 x 7 24 = 2^3 x 3 hcf = 3
42 / 18 = 2 r 6 18 / 6 = 3 r 0 -> gcf of 42 and 18 is 6.
The GCF and LCM of 24 and 42 are 6 and 168 respectively.
The GCF is 6.