-31.7% is the change from 593 to 405
Calculation steps:
[( 405 - 593 ) ÷ 593] x 100 = -31.7%
Formula
Percentage change = [(405 - 593) / 593] x 100
Subtract the new number by the original number
405 - 593 = -188
-188 ÷ 593 = -0.31703204047217537
-0.31703204047217537 x 100 = -31.7%