-87.99% is the change from 991 to 119
Calculation steps:
[( 119 - 991 ) ÷ 991] x 100 = -87.99%
Formula
Percentage change = [(119 - 991) / 991] x 100
Subtract the new number by the original number
119 - 991 = -872
-872 ÷ 991 = -0.8799192734611504
-0.8799192734611504 x 100 = -87.99%