-29.18% is the change from 257 to 182
Calculation steps:
[( 182 - 257 ) ÷ 257] x 100 = -29.18%
Formula
Percentage change = [(182 - 257) / 257] x 100
Subtract the new number by the original number
182 - 257 = -75
-75 ÷ 257 = -0.2918287937743191
-0.2918287937743191 x 100 = -29.18%