-90.75% is the change from 811 to 75
Calculation steps:
[( 75 - 811 ) ÷ 811] x 100 = -90.75%
Formula
Percentage change = [(75 - 811) / 811] x 100
Subtract the new number by the original number
75 - 811 = -736
-736 ÷ 811 = -0.9075215782983971
-0.9075215782983971 x 100 = -90.75%