Find LCM 6, 21

Asked by AnneS2 12 years ago 6/20/2013 5:18 AM

Last updated by anonymous 12 years ago 6/21/2013 12:17 PM

Answered by CherieS 12 years ago 6/21/2013 12:17 PM

Find the prime factors for both numbers

6=1*2*3

21=1*3*7

1*2*3*1*3*7

LCM=the product of the factors

=126