What is the least common multiple of 7 and 28?

Asked by AnneS2 12 years ago 7/4/2013 4:41 AM

Last updated by anonymous 12 years ago 7/6/2013 11:54 AM

Answered by CherieS 12 years ago 7/6/2013 11:54 AM

Find the prime factors of both numbers

7=1*7

28=1*2*2*7

1*7

LCM=the product of the shared factors=1*7=7