Question: how to calculate 'ending inventory' lifo periodic?
Answer: * Units purchased during the month: 10,000 units + 15,000 units + 5,000 units + 10,000 units = 40,000 units.
** Units sold during the month: 12,000 units + 6,000 units + 5,000 units = 23,000 units.
*Cost of goods sold (total of sales column)
**Cost of ending inventory (the last row of balance column)