-93.39% is the change from 514 to 34
Calculation steps:
[( 34 - 514 ) ÷ 514] x 100 = -93.39%
Formula
Percentage change = [(34 - 514) / 514] x 100
Subtract the new number by the original number
34 - 514 = -480
-480 ÷ 514 = -0.933852140077821
-0.933852140077821 x 100 = -93.39%