-98.45% is the change from 516 to 8
Calculation steps:
[( 8 - 516 ) ÷ 516] x 100 = -98.45%
Formula
Percentage change = [(8 - 516) / 516] x 100
Subtract the new number by the original number
8 - 516 = -508
-508 ÷ 516 = -0.9844961240310077
-0.9844961240310077 x 100 = -98.45%