-56.81% is the change from 595 to 257
Calculation steps:
[( 257 - 595 ) ÷ 595] x 100 = -56.81%
Formula
Percentage change = [(257 - 595) / 595] x 100
Subtract the new number by the original number
257 - 595 = -338
-338 ÷ 595 = -0.5680672268907563
-0.5680672268907563 x 100 = -56.81%