Solutions by everydaycalculation.com

The LCM of 9 and 66 is 198.

- Find the prime factorization of 9

9 = 3 × 3 - Find the prime factorization of 66

66 = 2 × 3 × 11 - Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 2 × 3 × 3 × 11 - LCM =
**198**

MathStep (Works offline)

Download our mobile app and learn how to find LCM of upto four numbers in your own time:

Android and iPhone/ iPad

Find least common multiple (LCM) of: 18 & 132 27 & 198 3 & 22 45 & 330 63 & 462 18 & 66 9 & 132 27 & 66 9 & 198 45 & 66 9 & 330 63 & 66 9 & 462

Enter two numbers separate by comma. To find least common multiple (LCM) of more than two numbers, click here.

© everydaycalculation.com