-20.69% is the change from 691 to 548
Calculation steps:
[( 548 - 691 ) ÷ 691] x 100 = -20.69%
Formula
Percentage change = [(548 - 691) / 691] x 100
Subtract the new number by the original number
548 - 691 = -143
-143 ÷ 691 = -0.20694645441389292
-0.20694645441389292 x 100 = -20.69%