-83.84% is the change from 996 to 161
Calculation steps:
[( 161 - 996 ) ÷ 996] x 100 = -83.84%
Formula
Percentage change = [(161 - 996) / 996] x 100
Subtract the new number by the original number
161 - 996 = -835
-835 ÷ 996 = -0.8383534136546185
-0.8383534136546185 x 100 = -83.84%