-55.86% is the change from 290 to 128
Calculation steps:
[( 128 - 290 ) ÷ 290] x 100 = -55.86%
Formula
Percentage change = [(128 - 290) / 290] x 100
Subtract the new number by the original number
128 - 290 = -162
-162 ÷ 290 = -0.5586206896551724
-0.5586206896551724 x 100 = -55.86%