-35.91% is the change from 401 to 257
Calculation steps:
[( 257 - 401 ) ÷ 401] x 100 = -35.91%
Formula
Percentage change = [(257 - 401) / 401] x 100
Subtract the new number by the original number
257 - 401 = -144
-144 ÷ 401 = -0.35910224438902744
-0.35910224438902744 x 100 = -35.91%