-13.54% is the change from 613 to 530
Calculation steps:
[( 530 - 613 ) ÷ 613] x 100 = -13.54%
Formula
Percentage change = [(530 - 613) / 613] x 100
Subtract the new number by the original number
530 - 613 = -83
-83 ÷ 613 = -0.13539967373572595
-0.13539967373572595 x 100 = -13.54%