You may use a ready solution, the free SaveToDB
] Express add-in, to save calculated values from Microsoft Excel to a database.
Also, using the add-in, you may configure Excel formulas
] from database views and stored procedures like
SELECT Name, Price, Qty, '=[@Price]*[@Qty]' AS [Sum] FROM ...
If you definitely want to use vb.net, you may get calculated cell values using the Range.Value property.