-88.7% is the change from 991 to 112
Calculation steps:
[( 112 - 991 ) ÷ 991] x 100 = -88.7%
Formula
Percentage change = [(112 - 991) / 991] x 100
Subtract the new number by the original number
112 - 991 = -879
-879 ÷ 991 = -0.8869828456104945
-0.8869828456104945 x 100 = -88.7%