-5.32% is the change from 658 to 623
Calculation steps:
[( 623 - 658 ) ÷ 658] x 100 = -5.32%
Formula
Percentage change = [(623 - 658) / 658] x 100
Subtract the new number by the original number
623 - 658 = -35
-35 ÷ 658 = -0.05319148936170213
-0.05319148936170213 x 100 = -5.32%