-51.7% is the change from 499 to 241
Calculation steps:
[( 241 - 499 ) ÷ 499] x 100 = -51.7%
Formula
Percentage change = [(241 - 499) / 499] x 100
Subtract the new number by the original number
241 - 499 = -258
-258 ÷ 499 = -0.5170340681362725
-0.5170340681362725 x 100 = -51.7%