-81.62% is the change from 691 to 127
Calculation steps:
[( 127 - 691 ) ÷ 691] x 100 = -81.62%
Formula
Percentage change = [(127 - 691) / 691] x 100
Subtract the new number by the original number
127 - 691 = -564
-564 ÷ 691 = -0.8162083936324168
-0.8162083936324168 x 100 = -81.62%