-88.07% is the change from 763 to 91
Calculation steps:
[( 91 - 763 ) ÷ 763] x 100 = -88.07%
Formula
Percentage change = [(91 - 763) / 763] x 100
Subtract the new number by the original number
91 - 763 = -672
-672 ÷ 763 = -0.8807339449541285
-0.8807339449541285 x 100 = -88.07%