pete nikolic wrote:

 > 
 > Hi Folks ..
 > 
 > 
 > I need to be able to select  the last 3 in a series of cells that change on 
 > a weekly
 > basis 
 > 
 > 
 > 
 > so i week 1 there would be 1 cell  no action 
 > week 2                              2 cells  no action 
 > week 3                               3 cell sum three cells 
 > week 4                               4 cells sum last three
 > week 5                               5 cells sum last three  
 > 
 > and so it goes on for 8 weeks always just summing the last 3 cells in the
 > series  then divide by 3 subtract 30 = result ..

That is rather vague. Where is the week number? How is the series represented? 
What do you want to do with the result?
-- 
Piet van Oostrum <[email protected]>
WWW: http://pietvanoostrum.com/
PGP key: [8DAE142BE17999C4]

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