-88.67% is the change from 803 to 91
Calculation steps:
[( 91 - 803 ) ÷ 803] x 100 = -88.67%
Formula
Percentage change = [(91 - 803) / 803] x 100
Subtract the new number by the original number
91 - 803 = -712
-712 ÷ 803 = -0.8866749688667497
-0.8866749688667497 x 100 = -88.67%