-96.52% is the change from 862 to 30
Calculation steps:
[( 30 - 862 ) ÷ 862] x 100 = -96.52%
Formula
Percentage change = [(30 - 862) / 862] x 100
Subtract the new number by the original number
30 - 862 = -832
-832 ÷ 862 = -0.9651972157772621
-0.9651972157772621 x 100 = -96.52%