-23.15% is the change from 622 to 478
Calculation steps:
[( 478 - 622 ) ÷ 622] x 100 = -23.15%
Formula
Percentage change = [(478 - 622) / 622] x 100
Subtract the new number by the original number
478 - 622 = -144
-144 ÷ 622 = -0.2315112540192926
-0.2315112540192926 x 100 = -23.15%