-63.73% is the change from 499 to 181
Calculation steps:
[( 181 - 499 ) ÷ 499] x 100 = -63.73%
Formula
Percentage change = [(181 - 499) / 499] x 100
Subtract the new number by the original number
181 - 499 = -318
-318 ÷ 499 = -0.6372745490981964
-0.6372745490981964 x 100 = -63.73%