-96.9% is the change from 516 to 16
Calculation steps:
[( 16 - 516 ) ÷ 516] x 100 = -96.9%
Formula
Percentage change = [(16 - 516) / 516] x 100
Subtract the new number by the original number
16 - 516 = -500
-500 ÷ 516 = -0.9689922480620154
-0.9689922480620154 x 100 = -96.9%