Solutions by everydaycalculation.com
The LCM of 4 and 42 is 84.
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: 8 & 84 2 & 21 12 & 126 20 & 210 28 & 294 8 & 42 4 & 84 12 & 42 4 & 126 20 & 42 4 & 210 28 & 42 4 & 294
Enter two numbers separate by comma. To find least common multiple (LCM) of more than two numbers, click here.
© everydaycalculation.com