sumproduct or countif
Try it like this:
=SUMPRODUCT((A1:A10="a")+(A1:A10="b"),B1:B10)
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Biff
Microsoft Excel MVP
"JMay" wrote in message
...
=SUMPRODUCT(--(A1:A10="a")+--(A1:A10="b"),B1:B10)
change column letters row numbers according to your set up..
"freebee" wrote:
Hi, I need to sum numbers in one column based on 2 critarias from another
column, I have formula as
=SUMPRODUCT(--($O$20:$O$79="a"),--($O$20:$O$79="b"),$Q$20:$Q$79)
but the result showed 0.
Am I correct for using sumproduct or shall I use countif (which I haven't
learned yet)?
Thank you.
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