-72.35% is the change from 991 to 274
Calculation steps:
[( 274 - 991 ) ÷ 991] x 100 = -72.35%
Formula
Percentage change = [(274 - 991) / 991] x 100
Subtract the new number by the original number
274 - 991 = -717
-717 ÷ 991 = -0.7235116044399597
-0.7235116044399597 x 100 = -72.35%