-37.3% is the change from 622 to 390
Calculation steps:
[( 390 - 622 ) ÷ 622] x 100 = -37.3%
Formula
Percentage change = [(390 - 622) / 622] x 100
Subtract the new number by the original number
390 - 622 = -232
-232 ÷ 622 = -0.3729903536977492
-0.3729903536977492 x 100 = -37.3%