-20.48% is the change from 625 to 497
Calculation steps:
[( 497 - 625 ) ÷ 625] x 100 = -20.48%
Formula
Percentage change = [(497 - 625) / 625] x 100
Subtract the new number by the original number
497 - 625 = -128
-128 ÷ 625 = -0.2048
-0.2048 x 100 = -20.48%