the GCF of 6 and 21 is 3.
The GCF is 3.
The GCF of -6 and -2 is 2.
The GCF is 2.
The GCF is 3.
The GCF is 3.
The GCF is 3.
The GCF is 3.
1, 2, 3, 6, 9, 181, 2, 3, 6, 7, 14, 21, 42The GCF is 6.
The Highest Common Factor of the two numbers is 6. 126/6 = 21 12/6 = 2
The LCM of 6 and 21 is 42. Their GCF is 3.
The GCF is: 21 becauseFactors42- 1, 42, 6, 7, 21, 2, 14, 363- 1, 63, 9, 7, 21, 3,