-79.82% is the change from 981 to 198
Calculation steps:
[( 198 - 981 ) ÷ 981] x 100 = -79.82%
Formula
Percentage change = [(198 - 981) / 981] x 100
Subtract the new number by the original number
198 - 981 = -783
-783 ÷ 981 = -0.7981651376146789
-0.7981651376146789 x 100 = -79.82%