What is the LCM of 7 and 15?
LCM of 7 and 15 is the least number which is exactly divisible by both of the given numbers,7 and 15.
Answer: LCM of (7 and 15) is 105
We will be using two different ways or methods to find the LCM of 7 and 15
Methods to Find LCM of 7 and 15
LCM of 7 and 15 through Common Division Method
In this division method, we divide the numbers simultaneously with prime numbers and stop it when we don't have a prime number to divide the given numbers.
LCM of 7 and 15 through Formula
The formula of LCM is LCM (a,b) = (a × b) / GCF (a, b)
The greatest common factor of (7,15): 1
LCM of (7 and 15) = (7 × 15) / 1
LCM of 7 and 15: 105