-63.82% is the change from 691 to 250
Calculation steps:
[( 250 - 691 ) ÷ 691] x 100 = -63.82%
Formula
Percentage change = [(250 - 691) / 691] x 100
Subtract the new number by the original number
250 - 691 = -441
-441 ÷ 691 = -0.638205499276411
-0.638205499276411 x 100 = -63.82%