-79.71% is the change from 981 to 199
Calculation steps:
[( 199 - 981 ) ÷ 981] x 100 = -79.71%
Formula
Percentage change = [(199 - 981) / 981] x 100
Subtract the new number by the original number
199 - 981 = -782
-782 ÷ 981 = -0.7971457696228338
-0.7971457696228338 x 100 = -79.71%