-53.18% is the change from 613 to 287
Calculation steps:
[( 287 - 613 ) ÷ 613] x 100 = -53.18%
Formula
Percentage change = [(287 - 613) / 613] x 100
Subtract the new number by the original number
287 - 613 = -326
-326 ÷ 613 = -0.531810766721044
-0.531810766721044 x 100 = -53.18%