-30.57% is the change from 857 to 595
Calculation steps:
[( 595 - 857 ) ÷ 857] x 100 = -30.57%
Formula
Percentage change = [(595 - 857) / 857] x 100
Subtract the new number by the original number
595 - 857 = -262
-262 ÷ 857 = -0.3057176196032672
-0.3057176196032672 x 100 = -30.57%