-8.35% is the change from 623 to 571
Calculation steps:
[( 571 - 623 ) ÷ 623] x 100 = -8.35%
Formula
Percentage change = [(571 - 623) / 623] x 100
Subtract the new number by the original number
571 - 623 = -52
-52 ÷ 623 = -0.08346709470304976
-0.08346709470304976 x 100 = -8.35%