-56.88% is the change from 596 to 257
Calculation steps:
[( 257 - 596 ) ÷ 596] x 100 = -56.88%
Formula
Percentage change = [(257 - 596) / 596] x 100
Subtract the new number by the original number
257 - 596 = -339
-339 ÷ 596 = -0.5687919463087249
-0.5687919463087249 x 100 = -56.88%