-87.15% is the change from 996 to 128
Calculation steps:
[( 128 - 996 ) ÷ 996] x 100 = -87.15%
Formula
Percentage change = [(128 - 996) / 996] x 100
Subtract the new number by the original number
128 - 996 = -868
-868 ÷ 996 = -0.8714859437751004
-0.8714859437751004 x 100 = -87.15%