-83.38% is the change from 981 to 163
Calculation steps:
[( 163 - 981 ) ÷ 981] x 100 = -83.38%
Formula
Percentage change = [(163 - 981) / 981] x 100
Subtract the new number by the original number
163 - 981 = -818
-818 ÷ 981 = -0.8338430173292558
-0.8338430173292558 x 100 = -83.38%