-79.42% is the change from 622 to 128
Calculation steps:
[( 128 - 622 ) ÷ 622] x 100 = -79.42%
Formula
Percentage change = [(128 - 622) / 622] x 100
Subtract the new number by the original number
128 - 622 = -494
-494 ÷ 622 = -0.7942122186495176
-0.7942122186495176 x 100 = -79.42%