=SUMPRODUCT(--(Rep_Range="Rep
1"),--(Order_Date_Range=DATE(Year,Month,Day)),--(Part_Range="Part"))

--
Regards,

Peo Sjoblom

(No private emails please)


"JerryS" wrote in message
...
I want to count the number of times values in three comumns are met. For
example, column 1 has the rep number, column 2 has the part number and
column
3 has the order date. What would the formula look like that tells me how
many
widgets did rep1 sell on a certain day? Thanks
--
JerryS