-22.22% is the change from 396 to 308
Calculation steps:
[( 308 - 396 ) ÷ 396] x 100 = -22.22%
Formula
Percentage change = [(308 - 396) / 396] x 100
Subtract the new number by the original number
308 - 396 = -88
-88 ÷ 396 = -0.2222222222222222
-0.2222222222222222 x 100 = -22.22%