-87.09% is the change from 519 to 67
Calculation steps:
[( 67 - 519 ) ÷ 519] x 100 = -87.09%
Formula
Percentage change = [(67 - 519) / 519] x 100
Subtract the new number by the original number
67 - 519 = -452
-452 ÷ 519 = -0.8709055876685935
-0.8709055876685935 x 100 = -87.09%