-28.96% is the change from 991 to 704
Calculation steps:
[( 704 - 991 ) ÷ 991] x 100 = -28.96%
Formula
Percentage change = [(704 - 991) / 991] x 100
Subtract the new number by the original number
704 - 991 = -287
-287 ÷ 991 = -0.289606458123108
-0.289606458123108 x 100 = -28.96%