-36.61% is the change from 691 to 438
Calculation steps:
[( 438 - 691 ) ÷ 691] x 100 = -36.61%
Formula
Percentage change = [(438 - 691) / 691] x 100
Subtract the new number by the original number
438 - 691 = -253
-253 ÷ 691 = -0.3661360347322721
-0.3661360347322721 x 100 = -36.61%