-30.32% is the change from 851 to 593
Calculation steps:
[( 593 - 851 ) ÷ 851] x 100 = -30.32%
Formula
Percentage change = [(593 - 851) / 851] x 100
Subtract the new number by the original number
593 - 851 = -258
-258 ÷ 851 = -0.30317273795534666
-0.30317273795534666 x 100 = -30.32%