Percentage Discount given an Original Price of $20.56 and a Sale Price of $14.39

Discount Rate = 1 –  
Discount Rate = 1 – 0.6999
Discount Rate = 0.3001
0.3001 Converted to a Percent: 0.3001 = 30.01%
Percentage Discount given an Original Price of $20.56 and a Sale Price of $14.39 = 30.01%
Note: Reduction in Price = $20.56 – $14.39 = $6.17