-87.26% is the change from 691 to 88
Calculation steps:
[( 88 - 691 ) ÷ 691] x 100 = -87.26%
Formula
Percentage change = [(88 - 691) / 691] x 100
Subtract the new number by the original number
88 - 691 = -603
-603 ÷ 691 = -0.8726483357452967
-0.8726483357452967 x 100 = -87.26%