Solutions by everydaycalculation.com
The LCM of 21 and 990 is 6930.
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: 42 & 1980 63 & 2970 7 & 330 105 & 4950 147 & 6930 42 & 990 21 & 1980 63 & 990 21 & 2970 105 & 990 21 & 4950 147 & 990 21 & 6930
Enter two numbers separate by comma. To find least common multiple (LCM) of more than two numbers, click here.
© everydaycalculation.com