-95.73% is the change from 656 to 28
Calculation steps:
[( 28 - 656 ) ÷ 656] x 100 = -95.73%
Formula
Percentage change = [(28 - 656) / 656] x 100
Subtract the new number by the original number
28 - 656 = -628
-628 ÷ 656 = -0.9573170731707317
-0.9573170731707317 x 100 = -95.73%