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Selena Vahtramäe's avatar
Selena Vahtramäe
Copper Contributor
May 15, 2018

Excel

Hi!

I need a fast answer. How can I sum different dates(which have different years) and their values? For example i have dates from 2008-2017 and in next row i have the number of counted birds, I need to sum birds seen in the same day but different year. How can I do that?

 

Thanks for answers

5 Replies

    • Selena Vahtramäe's avatar
      Selena Vahtramäe
      Copper Contributor

      Hi

       

      Thank you for your answer but I am such a beginner and dont get it. What am i doing wrong? 

  • Matt Mickle's avatar
    Matt Mickle
    Bronze Contributor

    This is a great opportunity to use the SUMPRODUCT() function.  I have created an example file for your reference.  Please see attached:

     

     

    Here's some additional information on the function: https://support.office.com/en-us/article/sumproduct-function-16753e75-9f68-4874-94ac-4d2145a2fd2e

     

     

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