-38.11% is the change from 858 to 531
Calculation steps:
[( 531 - 858 ) ÷ 858] x 100 = -38.11%
Formula
Percentage change = [(531 - 858) / 858] x 100
Subtract the new number by the original number
531 - 858 = -327
-327 ÷ 858 = -0.3811188811188811
-0.3811188811188811 x 100 = -38.11%