-18.97% is the change from 622 to 504
Calculation steps:
[( 504 - 622 ) ÷ 622] x 100 = -18.97%
Formula
Percentage change = [(504 - 622) / 622] x 100
Subtract the new number by the original number
504 - 622 = -118
-118 ÷ 622 = -0.18971061093247588
-0.18971061093247588 x 100 = -18.97%