126
The least common multiple of the numbers 7, 18 and 21 is 126.
126
2 x 3 x 3 = 18 3 x 7 = 21 2 x 3 x 3 x 7 = 126, the LCM
The LCM is 42
126
126
126
The least common multiple of the numbers 7, 18 and 21 is 126.
It is: 126
126
The LCM of 21 and 18 is 126.
To make this easier, let's first factor 18 and 21 into their prime factors: 18=2*3^2 21=3*7 Now it's very easy to find the LCM and GCF. The LCM is 2*3^2*7=126, and the GCF is 3.
LCM(21, 42, 18) = 126
The LCM is 2520.
2 x 3 x 3 = 18 3 x 7 = 21 2 x 3 x 3 x 7 = 126, the LCM
The LCM is 42