-16.04% is the change from 991 to 832
Calculation steps:
[( 832 - 991 ) ÷ 991] x 100 = -16.04%
Formula
Percentage change = [(832 - 991) / 991] x 100
Subtract the new number by the original number
832 - 991 = -159
-159 ÷ 991 = -0.16044399596367306
-0.16044399596367306 x 100 = -16.04%