-69.81% is the change from 424 to 128
Calculation steps:
[( 128 - 424 ) ÷ 424] x 100 = -69.81%
Formula
Percentage change = [(128 - 424) / 424] x 100
Subtract the new number by the original number
128 - 424 = -296
-296 ÷ 424 = -0.6981132075471698
-0.6981132075471698 x 100 = -69.81%