-15.01% is the change from 593 to 504
Calculation steps:
[( 504 - 593 ) ÷ 593] x 100 = -15.01%
Formula
Percentage change = [(504 - 593) / 593] x 100
Subtract the new number by the original number
504 - 593 = -89
-89 ÷ 593 = -0.15008431703204048
-0.15008431703204048 x 100 = -15.01%