-91.37% is the change from 996 to 86
Calculation steps:
[( 86 - 996 ) ÷ 996] x 100 = -91.37%
Formula
Percentage change = [(86 - 996) / 996] x 100
Subtract the new number by the original number
86 - 996 = -910
-910 ÷ 996 = -0.9136546184738956
-0.9136546184738956 x 100 = -91.37%