-79.01% is the change from 991 to 208
Calculation steps:
[( 208 - 991 ) ÷ 991] x 100 = -79.01%
Formula
Percentage change = [(208 - 991) / 991] x 100
Subtract the new number by the original number
208 - 991 = -783
-783 ÷ 991 = -0.7901109989909183
-0.7901109989909183 x 100 = -79.01%