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glenda staton
Junior Member

USA
3 Posts

 Posted - 03/02/2011 :  19:28:26 what is the lcm for 88,90,91,And is there any way to check your answer.My snswer is 360360.But,Im not sure about it.

USA
635 Posts

 Posted - 03/02/2011 :  19:31:16 quote:Originally posted by glenda statonwhat is the lcm for 88,90,91,And is there any way to check your answer.My snswer is 360360.But,Im not sure about it.See my lesson on Multiples and Least Common Multiples.Gisele

glenda staton
Junior Member

USA
3 Posts

 Posted - 03/02/2011 :  19:43:42 quote:Originally posted by Adminquote:Originally posted by glenda statonwhat is the lcm for 88,90,91,And is there any way to check your answer.My snswer is 360360.But,Im not sure about it.I see how to do those but,instead of doing all that adding I am doing is as to see what prime factor goes into each number then multiplying them all together.See my lesson on Multiples and Least Common Multiples.Gisele

USA
635 Posts

 Posted - 03/02/2011 :  20:40:20 quote:Originally posted by glenda statonquote:Originally posted by Adminquote:Originally posted by glenda statonwhat is the lcm for 88,90,91,And is there any way to check your answer.My snswer is 360360.But,Im not sure about it.I see how to do those but,instead of doing all that adding I am doing is as to see what prime factor goes into each number then multiplying them all together.GiseleThe prime factorization of 88 is 2x11The prime factorization of 90 is 2 x 3 x 5The primefactorization of 91 is 7 x 13Can you do the rest?
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