Hi Todd,

See SUMIF Worksheet Formula in your Excel Help.
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HTH,
David McRitchie, Microsoft MVP - Excel [site changed Nov. 2001]
My Excel Pages: http://www.mvps.org/dmcritchie/excel/excel.htm
Search Page: http://www.mvps.org/dmcritchie/excel/search.htm

"Todd Nelson" wrote in message ...
Is there a formula that will let me choose how many cells that will match
cells and also sum them using a variable. For instance if I want it to
calculate from a certain month out 6 or 12 months and sum the totals.