The GCF is 1. That means the LCM is the two numbers multiplied together, or 210.
The gcf and LCM of 21 and 26 are 1 and 546 respectively
LCM 21, and GCF =1
The LCM of 6 and 21 is 42. Their GCF is 3.
Gcf: 7 lcm: 294
The GCF is 3. The LCM is 63.
21 and 63, respectively.
LCM of 105 and 21 is 105.
The GCF of 21 and 84 is 21, since it is a factor of 84. The LCM of 21 and 84 is 84, since it is a multiple of 21.
3 3*7=21 3*30=90 * * * * * That is the Greatest Common Factor, GCF, not the LCM. LCM(21, 90) = 630
The LCM is: 441The GCF is: 7
The LCM of 10 and 21 is: 210Least Common Multiple (LCM) for 10 21 is 210
They are 21 and 546 respectively