-27.35% is the change from 819 to 595
Calculation steps:
[( 595 - 819 ) ÷ 819] x 100 = -27.35%
Formula
Percentage change = [(595 - 819) / 819] x 100
Subtract the new number by the original number
595 - 819 = -224
-224 ÷ 819 = -0.27350427350427353
-0.27350427350427353 x 100 = -27.35%