-95.13% is the change from 616 to 30
Calculation steps:
[( 30 - 616 ) ÷ 616] x 100 = -95.13%
Formula
Percentage change = [(30 - 616) / 616] x 100
Subtract the new number by the original number
30 - 616 = -586
-586 ÷ 616 = -0.9512987012987013
-0.9512987012987013 x 100 = -95.13%