-57.24% is the change from 601 to 257
Calculation steps:
[( 257 - 601 ) ÷ 601] x 100 = -57.24%
Formula
Percentage change = [(257 - 601) / 601] x 100
Subtract the new number by the original number
257 - 601 = -344
-344 ÷ 601 = -0.5723793677204659
-0.5723793677204659 x 100 = -57.24%