Percentage Discount given an Original Price of $600 and a Sale Price of $433.50

Discount Rate = 1 –  
Discount Rate = 1 – 0.7225
Discount Rate = 0.2775
0.2775 Converted to a Percent: 0.2775 = 27.75%
Percentage Discount given an Original Price of $600 and a Sale Price of $433.50 = 27.75%
Note: Reduction in Price = $600 – $433.50 = $166.50