-90.54% is the change from 888 to 84
Calculation steps:
[( 84 - 888 ) ÷ 888] x 100 = -90.54%
Formula
Percentage change = [(84 - 888) / 888] x 100
Subtract the new number by the original number
84 - 888 = -804
-804 ÷ 888 = -0.9054054054054054
-0.9054054054054054 x 100 = -90.54%