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The Daily Insight

How do you find ending inventory with beginning inventory?

Author

James Craig

Published Feb 15, 2026

The basic formula for calculating ending inventory is: Beginning inventory + net purchases – COGS = ending inventory. Your beginning inventory is the last period’s ending inventory. The net purchases are the items you’ve bought and added to your inventory count.

What is the correct formula for beginning inventory?

This beginning inventory equation, or opening stock formula, is: Opening Inventory = Cost of Goods Sold + Ending Inventory – Purchases.

What is inventory at the beginning of the year?

Beginning inventory is the book value of a company’s inventory at the start of an accounting period. It is also the value of inventory carried over from the end of the preceding accounting period.

How do you calculate a company’s ending inventory?

Add the cost of beginning inventory to the cost of purchases during the period. This is the cost of goods available for sale. Multiply the gross profit percentage by sales to find the estimated cost of goods sold. Subtract the cost of goods available for sold from the cost of goods sold to get the ending inventory.

What is the difference between beginning inventory and ending inventory?

Beginning inventory, or opening inventory, is your inventory value at the start of an accounting period (typically a year or a quarter). Accordingly, ending inventory, or closing inventory, is the value of inventory at the end of an accounting period.

Opening Inventory Formula This beginning inventory equation, or opening stock formula, is: Opening Inventory = Cost of Goods Sold + Ending Inventory – Purchases.

What is included in beginning inventory?

Beginning inventory is the total dollar value of a business’s current inventory in-stock at the beginning of an accounting period. Beginning inventory consists of all the inventory held by a business that can be sold to generate revenue.

How many units are in an Ending Inventory?

Number of units in ending inventory: Ending inventory = Beginning inventory + Purchases made during the month – Units sold during the month. = 500 units + *1,500 units – 1,400 units. = 600 units. *800 units + 700 units = 1,500.

When does Delta use a periodic inventory system?

The Delta company uses a periodic inventory system. The beginning balance of inventory and purchases made by the company during the month of July, 2016 are given below: July 01: Beginning inventory, 500 units @ $20 per unit. July 18: Inventory purchased, 800 units @ $24 per unit. July 25: Inventory purchased, 700 units @ $26 per unit.

What was the cost of inventory in July 2016?

The beginning balance of inventory and purchases made by the company during the month of July, 2016 are given below: July 01: Beginning inventory, 500 units @ $20 per unit. July 18: Inventory purchased, 800 units @ $24 per unit. July 25: Inventory purchased, 700 units @ $26 per unit. The Delta company sold 1,400 units during the month of July.