### What is the LCM of 27-18-10?

To find the LCM of three numbers you first have to break them down into their prime factors. In this case: 27 = 3x3x3 18 = 2x3x3 10 = 2x5 The next step is to identify any duplicates and cross them out. In this case two numbers share two 3s as prime factors, and two numbers share a 2 as prime factor. That leaves us with 3, 3, 3, 2 and 5 as the prime…