-98.23% is the change from 622 to 11
Calculation steps:
[( 11 - 622 ) ÷ 622] x 100 = -98.23%
Formula
Percentage change = [(11 - 622) / 622] x 100
Subtract the new number by the original number
11 - 622 = -611
-611 ÷ 622 = -0.9823151125401929
-0.9823151125401929 x 100 = -98.23%