-57.02% is the change from 598 to 257
Calculation steps:
[( 257 - 598 ) ÷ 598] x 100 = -57.02%
Formula
Percentage change = [(257 - 598) / 598] x 100
Subtract the new number by the original number
257 - 598 = -341
-341 ÷ 598 = -0.5702341137123745
-0.5702341137123745 x 100 = -57.02%