-97.37% is the change from 304 to 8
Calculation steps:
[( 8 - 304 ) ÷ 304] x 100 = -97.37%
Formula
Percentage change = [(8 - 304) / 304] x 100
Subtract the new number by the original number
8 - 304 = -296
-296 ÷ 304 = -0.9736842105263158
-0.9736842105263158 x 100 = -97.37%