-63.79% is the change from 428 to 155
Calculation steps:
[( 155 - 428 ) ÷ 428] x 100 = -63.79%
Formula
Percentage change = [(155 - 428) / 428] x 100
Subtract the new number by the original number
155 - 428 = -273
-273 ÷ 428 = -0.6378504672897196
-0.6378504672897196 x 100 = -63.79%