-4.16% is the change from 649 to 622
Calculation steps:
[( 622 - 649 ) ÷ 649] x 100 = -4.16%
Formula
Percentage change = [(622 - 649) / 649] x 100
Subtract the new number by the original number
622 - 649 = -27
-27 ÷ 649 = -0.04160246533127889
-0.04160246533127889 x 100 = -4.16%