-20.86% is the change from 628 to 497
Calculation steps:
[( 497 - 628 ) ÷ 628] x 100 = -20.86%
Formula
Percentage change = [(497 - 628) / 628] x 100
Subtract the new number by the original number
497 - 628 = -131
-131 ÷ 628 = -0.2085987261146497
-0.2085987261146497 x 100 = -20.86%