How to Calculate Inventory for Taxes. If you sell merchandise or manufacture goods, you measure your gross profits by your sales revenues less the cost of goods sold, or COGS.

Understanding how to calculate your inventory-to-sales ratio (also known as stock-to-sales ratio) will give you one more piece of information you can use to determine if you're doing everything ...

The number of times a business sells and replaces its stock over a given time period is its inventory turnover ratio. The inventory turnover ratio, also sometimes called stock turns or inventory ...

How to calculate unplanned inventory investments To calculate a business' unplanned inventory investment, subtract the inventory you need from the inventory you have.