-55.57% is the change from 691 to 307
Calculation steps:
[( 307 - 691 ) ÷ 691] x 100 = -55.57%
Formula
Percentage change = [(307 - 691) / 691] x 100
Subtract the new number by the original number
307 - 691 = -384
-384 ÷ 691 = -0.5557163531114327
-0.5557163531114327 x 100 = -55.57%