-20.39% is the change from 613 to 488
Calculation steps:
[( 488 - 613 ) ÷ 613] x 100 = -20.39%
Formula
Percentage change = [(488 - 613) / 613] x 100
Subtract the new number by the original number
488 - 613 = -125
-125 ÷ 613 = -0.2039151712887439
-0.2039151712887439 x 100 = -20.39%