-28.92% is the change from 408 to 290
Calculation steps:
[( 290 - 408 ) ÷ 408] x 100 = -28.92%
Formula
Percentage change = [(290 - 408) / 408] x 100
Subtract the new number by the original number
290 - 408 = -118
-118 ÷ 408 = -0.28921568627450983
-0.28921568627450983 x 100 = -28.92%