1, 2, 3 and 6
The common factors of 42 and 60 are: 1, 2, 3, and 6
60 and 42 have no common multiples under 100.
The GCD of 42 and 60 is 6.
One way to find a common multiple of any group of numbers is to multiply them all (to find the product). So one common multiple of 42 and 60 is 42x60=2520 This will not however, always give the LOWEST common multiple, which in this case is 420.
The GCF of 24, 42, and 60 is 6.
The GCF of 18, 42 and 60 is 6.
The GCF of 42, 30, and 60 is 6.
The least common multiple of 12 42 60 and 70 is 420
Least Common Multiple (LCM) for 18 42 60 is 1,260.
The common factors for the numbers 6 and 42 are: * 1 * 2 * 3 * 6
18 & 42
6