**Marginal product**is the extra output gained by adding one unit of labor. It is calculated as:

**Marginal product**= change in total output / change in labor

To calculate marginal product, simply fill in the values below and then click the “Calculate” button.

Marginal product: **0.11**

**Explanation:**

Marginal product = change in total output / change in labor

Marginal product = 20 / 180

Marginal product= **0.11**