Enter the total discount ($) and the original price ($) into the Calculator. The calculator will evaluate the Discount Ratio. 

Discount Ratio Formula

DR = D / OP *100


  • DR is the Discount Ratio (%)
  • D is the total discount ($)
  • OP is the original price ($)

To calculate Discount Ratio, divide the total discount by the original price, then multiply by 100.

How to Calculate Discount Ratio?

The following steps outline how to calculate the Discount Ratio.

  1. First, determine the total discount ($). 
  2. Next, determine the original price ($). 
  3. Next, gather the formula from above = DR = D / OP *100.
  4. Finally, calculate the Discount 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 discount ($) = 10

original price ($) = 80