-96.79% is the change from 499 to 16
Calculation steps:
[( 16 - 499 ) ÷ 499] x 100 = -96.79%
Formula
Percentage change = [(16 - 499) / 499] x 100
Subtract the new number by the original number
16 - 499 = -483
-483 ÷ 499 = -0.9679358717434869
-0.9679358717434869 x 100 = -96.79%