-77.81% is the change from 622 to 138
Calculation steps:
[( 138 - 622 ) ÷ 622] x 100 = -77.81%
Formula
Percentage change = [(138 - 622) / 622] x 100
Subtract the new number by the original number
138 - 622 = -484
-484 ÷ 622 = -0.7781350482315113
-0.7781350482315113 x 100 = -77.81%