-16.23% is the change from 499 to 418
Calculation steps:
[( 418 - 499 ) ÷ 499] x 100 = -16.23%
Formula
Percentage change = [(418 - 499) / 499] x 100
Subtract the new number by the original number
418 - 499 = -81
-81 ÷ 499 = -0.1623246492985972
-0.1623246492985972 x 100 = -16.23%