-56.73% is the change from 594 to 257
Calculation steps:
[( 257 - 594 ) ÷ 594] x 100 = -56.73%
Formula
Percentage change = [(257 - 594) / 594] x 100
Subtract the new number by the original number
257 - 594 = -337
-337 ÷ 594 = -0.5673400673400674
-0.5673400673400674 x 100 = -56.73%