Wow! I was overthinking that. Thank you Minty!
This works so much better...
SELECT CheckStubInfo.PatronNo, CheckStubInfo.[BF%], CheckStubInfo.SCC, CheckStubInfo.Bacteria, CheckStubInfo.[Protein%], Round(IIf((350-([CheckStubInfo].[SCC]/1000))>0,(350-([CheckStubInfo].[SCC]/1000))*[Pricing...