-99.51% is the change from 613 to 3
Calculation steps:
[( 3 - 613 ) ÷ 613] x 100 = -99.51%
Formula
Percentage change = [(3 - 613) / 613] x 100
Subtract the new number by the original number
3 - 613 = -610
-610 ÷ 613 = -0.9951060358890701
-0.9951060358890701 x 100 = -99.51%