-97.87% is the change from 516 to 11
Calculation steps:
[( 11 - 516 ) ÷ 516] x 100 = -97.87%
Formula
Percentage change = [(11 - 516) / 516] x 100
Subtract the new number by the original number
11 - 516 = -505
-505 ÷ 516 = -0.9786821705426356
-0.9786821705426356 x 100 = -97.87%