The cost per equivalent unit under the first-in, first-out method of process costing is equal to the cost added during the period divided by the equivalent units of production for the period.

Equivalent Unit

A measure used in cost accounting to express the amount of work done by an incomplete process on units of production in terms of fully completed units.

Process Costing

A costing methodology used in industries where production is continuous and costs are assigned to units of output through the manufacturing process.

First-In, First-Out

An inventory accounting method where the oldest items (first-in) are sold or used first (first-out), affecting the cost of goods sold and ending inventory valuation.