-79.78% is the change from 984 to 199
Calculation steps:
[( 199 - 984 ) ÷ 984] x 100 = -79.78%
Formula
Percentage change = [(199 - 984) / 984] x 100
Subtract the new number by the original number
199 - 984 = -785
-785 ÷ 984 = -0.7977642276422764
-0.7977642276422764 x 100 = -79.78%