This video demonstrates how process inventory in Free Accounting Software. This is the second video and builds on the first one. It demonstrates how to buy in bulk and sell in different quantities.
Note that you can view this video on You Tube in a slightly higher resolution. Click on the video below and there is an option to view on You Tube, by clicking the You Tube logo.
The key to this is the Hours/Quantity multiplier on the calculation rule. Set it to the multiplier that is appropriate for the fraction or number of inventory items sold.