Try this...
=SUMIF(A:A,DATE(2010,4,29),B:B)
Better to use a cell to hold the date
D1 = 4/29/2010
=SUMIF(A:A,D1,B:B)
--
Biff
Microsoft Excel MVP
"ma" <(E-Mail Removed)> wrote in message
news:380FE658-0C30-4F4E-A3AE-(E-Mail Removed)...
> Thank you for your response.
>
> How would I modify it so that it only summed column B so as long as Date=
> 2010,4,29 in any row of column A. Right now it's summing all of column B
> even
> when the date changes.
>
> "ozgrid.com" wrote:
>
>> =IF(A1=DATE(2010,4,29),SUM(B:B),0)
>>
>>
>>
>> --
>> Regards
>> Dave Hawley
>> www.ozgrid.com
>> "ma" <(E-Mail Removed)> wrote in message
>> news:77545BE3-1CAC-48BF-B407-(E-Mail Removed)...
>> > Hello.
>> >
>> > Column A has dates. The format is 2010-04-29. There are multiple rows
>> > with
>> > the same date.
>> >
>> > Column B has numbers
>> >
>> > Please, provide me the formula IF:
>> >
>> > column A="2010-04-29" then SUM(B:B)
>> >
>> > Thank you.
>>