-7.03% is the change from 669 to 622
Calculation steps:
[( 622 - 669 ) ÷ 669] x 100 = -7.03%
Formula
Percentage change = [(622 - 669) / 669] x 100
Subtract the new number by the original number
622 - 669 = -47
-47 ÷ 669 = -0.07025411061285501
-0.07025411061285501 x 100 = -7.03%