-13.12% is the change from 991 to 861
Calculation steps:
[( 861 - 991 ) ÷ 991] x 100 = -13.12%
Formula
Percentage change = [(861 - 991) / 991] x 100
Subtract the new number by the original number
861 - 991 = -130
-130 ÷ 991 = -0.1311806256306761
-0.1311806256306761 x 100 = -13.12%