Solutions by everydaycalculation.com
The LCM of 20 and 6440 is 6440.
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: 10 & 3220 4 & 1288 40 & 6440 60 & 6440 100 & 6440 140 & 6440
Enter two numbers separate by comma. To find least common multiple (LCM) of more than two numbers, click here.
© everydaycalculation.com