Marginal Cost Formula

Marginal Cost = Change in Total Cost / Change in Quantity

Marginal Cost is the change in the total cost of production upon a change in output that is the change in the quantity of production.

Change in Total Cost Formula

Change in Total Cost = Total Cost of Production Including Additional Unit - Total Cost of Production of Normal Unit

Change in Quantity Formula

Change in Quantity = Total Quantity Product Including Additional unit - Total Quantity Product of Normal Unit