Work Step by Step
We can find the LCM by checking which multiple of 30 is also a multiple of 20. 30 * 1 = 30 30 * 2 = 60 (= 20 * 3) 60 is the first multiple of 20 and 30, so it is the LCM.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.