-54.37% is the change from 675 to 308
Calculation steps:
[( 308 - 675 ) ÷ 675] x 100 = -54.37%
Formula
Percentage change = [(308 - 675) / 675] x 100
Subtract the new number by the original number
308 - 675 = -367
-367 ÷ 675 = -0.5437037037037037
-0.5437037037037037 x 100 = -54.37%