-82.44% is the change from 581 to 102
Calculation steps:
[( 102 - 581 ) ÷ 581] x 100 = -82.44%
Formula
Percentage change = [(102 - 581) / 581] x 100
Subtract the new number by the original number
102 - 581 = -479
-479 ÷ 581 = -0.8244406196213425
-0.8244406196213425 x 100 = -82.44%