-31.19% is the change from 622 to 428
Calculation steps:
[( 428 - 622 ) ÷ 622] x 100 = -31.19%
Formula
Percentage change = [(428 - 622) / 622] x 100
Subtract the new number by the original number
428 - 622 = -194
-194 ÷ 622 = -0.31189710610932475
-0.31189710610932475 x 100 = -31.19%