-96.95% is the change from 622 to 19
Calculation steps:
[( 19 - 622 ) ÷ 622] x 100 = -96.95%
Formula
Percentage change = [(19 - 622) / 622] x 100
Subtract the new number by the original number
19 - 622 = -603
-603 ÷ 622 = -0.9694533762057878
-0.9694533762057878 x 100 = -96.95%