Percentage Discount given an Original Price of $2,480 and a Sale Price of $1,975

Discount Rate = 1 –  
Discount Rate = 1 – 0.7964
Discount Rate = 0.2036
0.2036 Converted to a Percent: 0.2036 = 20.36%
Percentage Discount given an Original Price of $2,480 and a Sale Price of $1,975 = 20.36%
Note: Reduction in Price = $2,480 – $1,975 = $505