Calculation of cost of goods sold under FIFO method:
units Rate Total
Opening inventory 300 $5 $1500
Purchases 500 $4 $2000
Purchases 200 $6 $1200
Sales 150 $5 $750
The cost of goods sold is $750
FIFO is also known as First In First Out method, it is used to calculate the movement of inventory, the first unit is sold first and on.
Therefore the units available in the beginning inventory is sold first and the units sold is only 150 units while the inventory is 300 units so all the units sold are calculated at a rate of $5.
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