I have created this query:
SELECT tblCategories.Category, tblThings.ThingsName, tblThings.ThingsCabinet, Nz([ThingsAmtPurchased],0)+Nz([2ndPurchase],0)+Nz([3rdPurchase],0) AS [Total Purchased]
FROM tblCategories LEFT JOIN tblThings ON tblCategories.CategoryID = tblThings.CategoryID;
Now, I...