Enter the total costs ($) and the total debt ($) into the Calculator. The calculator will evaluate the Cost To Debt Ratio. 

Cost To Debt Ratio Formula

C:D = C / D * 100


  • C:D is the Cost To Debt Ratio (%)
  • C is the total costs ($)
  • D is the total debt ($)

To calculate Cost To Debt Ratio, divide the costs by the debt, then multiply by 100 to express the result as a percentage.

How to Calculate Cost To Debt Ratio?

The following steps outline how to calculate the Cost To Debt Ratio.

  1. First, determine the total costs ($). 
  2. Next, determine the total debt ($). 
  3. Next, gather the formula from above = C:D = C / D * 100.
  4. Finally, calculate the Cost To Debt Ratio.
  5. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

total costs ($) = 46

total debt ($) = 80