sum value from a date range for a specific product
问题 I am looking to sum up multiple values from multiple cells where they will match a date and a product. like below: I have a date set in every cell in row 2 as below, and I have my categories in column A now I want to pick the total value (that is unit costs) from (below picture) this sheet where the date is equal to 1-dec (date) and the category is equal to office. I tried using this formula ( =sum(query(DataSheet!A3:J10, "select a,c,i where a= '"&C2&"' and c= '"&A4&"'",0),0) ) - but it is