-55.86% is the change from 691 to 305
Calculation steps:
[( 305 - 691 ) ÷ 691] x 100 = -55.86%
Formula
Percentage change = [(305 - 691) / 691] x 100
Subtract the new number by the original number
305 - 691 = -386
-386 ÷ 691 = -0.5586107091172214
-0.5586107091172214 x 100 = -55.86%