Inventory turnover=
How many times inventory is sold and replaced
(AverageInventory/ CostofGoodsSold) x 365
AverageInventory=
(OpeningInventory+ClosingInventory) / 2
Trade receivable days=
How long it takes customers to pay the business
(Trade receivables/ credit sales) × 365
Trade PayablesDays=
How long it takes the business to pay suppliers
(Trade payables/ credit purchases) x 365