-13.97% is the change from 687 to 591
Calculation steps:
[( 591 - 687 ) ÷ 687] x 100 = -13.97%
Formula
Percentage change = [(591 - 687) / 687] x 100
Subtract the new number by the original number
591 - 687 = -96
-96 ÷ 687 = -0.13973799126637554
-0.13973799126637554 x 100 = -13.97%