-61.35% is the change from 401 to 155
Calculation steps:
[( 155 - 401 ) ÷ 401] x 100 = -61.35%
Formula
Percentage change = [(155 - 401) / 401] x 100
Subtract the new number by the original number
155 - 401 = -246
-246 ÷ 401 = -0.6134663341645885
-0.6134663341645885 x 100 = -61.35%