-27.7% is the change from 426 to 308
Calculation steps:
[( 308 - 426 ) ÷ 426] x 100 = -27.7%
Formula
Percentage change = [(308 - 426) / 426] x 100
Subtract the new number by the original number
308 - 426 = -118
-118 ÷ 426 = -0.27699530516431925
-0.27699530516431925 x 100 = -27.7%