-19.13% is the change from 622 to 503
Calculation steps:
[( 503 - 622 ) ÷ 622] x 100 = -19.13%
Formula
Percentage change = [(503 - 622) / 622] x 100
Subtract the new number by the original number
503 - 622 = -119
-119 ÷ 622 = -0.19131832797427653
-0.19131832797427653 x 100 = -19.13%