Question : How to calculate two columns and also SUM them in Excel

We need a formula to SUM a calculation of two columns.   In the file attached, the two columns are all "Freight Discount" amounts.  In this Excel it's done manually to show the desired result, but , we would like some sort of formula that would multiply both columns and also totalize them.

Attachments:

ExcelCalc-Sum.xlsx (9 KB)  (File Type Details) 

ee1

Answer : How to calculate two columns and also SUM them in Excel

You could use SUMPRODUCT like this

=SUMPRODUCT(D2:D6,-E2:E6)

regards, barry