Bookmark question for later Cost of goods sold is equal to: The cost of inventory on hand at the beginning of a period minus net purchases plus the cost of inventory on hand at the end of a period The cost of inventory on hand at the beginning of a period plus net sales minus the cost of inventory on hand at the end of a period The cost of inventory on hand at the end of a period plus net purchases minus the cost of inventory on hand at the beginning of a period The cost of inventory on hand at the beginning of a period minus the cost of inventory on hand at the end of a period plus net purchases